Casio lk 100 midi specs. Form Number of Keys: 61 Key Weight: Synth .
Casio lk 100 midi specs. Drum Machines and Modules.
- Casio lk 100 midi specs By default the keyboard sends notes on channel 1 and receives left/right navigation notes on channels 3 and 4. General MIDI(GM Level 1) support allows connection with a computer or another GM-compatible device. 7 kg, 945 x 373 x 135 mm, 9 V DC) : Amazon. Download. Up to 4 keys can be lit at the same time . specs. Preset Drum Kits: 8. Our MIDI sequences are available in : MIDI: (. Appendix. 12-note polyphony, 100 PCM tones, 100 rhythm patterns Casio Chord/Fingered Chord auto-accompaniment systems on console Voice fingering guide, musical information system Transpose and tuning control Assignable pedal jack (sustain, soft, sostenuto, rhythm start/stop) 100 song bank tunes, 3 step lesson system MIDI in/out jack Uses six AA Specifications Model: LK-100 Keyboard: 61 standard-size keys; 5 octaves Key Light System: Can be turned on and off (up to 4 keys can be lit at the same time) Tones: 100 presets Polyphony: 12 notes maximum 3-Step Lesson System: Number of simultaneosly lit keys; 4 3-Steps 1 tune repeat playback On/Off Playback: Voice Fingering Guide: Auto LK-160 Features Specifications Options Specifications Modes: CASIO Chord, Fingered 1, Fingered 2 (6th off), Fingered 3 (on bass), Full Range Chord MIDI GM Compatibility: Level1 Terminals: USB Speakers 10cm x 2 Amp CASIO official home page, information on Electronic Musical Instruments. Product Specs. Drum Machines and Modules. English. Addeddate 2021-07-05 12:46:14 c äZjõŸÏ‹•. 100 practice tunes. Something to suit every taste: 100 practice tunes offer the opportunity of learning a diverse range of styles. UPC 874171001810 : Package Dimensions 128. SD memory card slotfor easy data storage and portability*2. Corporate Home > LK-100 . Power Consumption: 7. Have your own question about the Casio CTK-700 Casio LK-100. Pressing the indicated black keys livens up the music with six dramatic sound effects! Key Lighting System & Lesson Lite. Samplers. Effects: reverb (4 types), chorus (4 types). Synthesizers. 4M . mx. ROM: 100 sounds, 100 rhythms, 100 songs. Find your style, with 600 varieties of tone, and refine Manual Casio LK-175. 7 watts. mx: Instrumentos Musicales. We have 3 The LK-100 also includes MIDI in and out ports, enabling seamless integration with other MIDI LK-100 At A Glance. This keyboard has built-in 2-watt setreo speaker(s). The Casio LK-300TV is a lighted key keyboard with a wide selection of tones including a stereo piano, synthesized sounds, HL sound source and general MIDI. The modern LK-200S keyboard with light-up keys is optimally designed for loading new favourite songs. Amp Output. Estimated Value for Casio LK-100 61-Key Key-Lighting Keyboard on Reverb. 26. Have your own question about the Casio LK-240? Email us and we'll research it for you. Keyboard: 61 standard-size keys; 5 octaves . Form Number of Keys: 61 Accompaniments: yes. View online or download Casio LK100 - Lighted Keyboard With LCD Display User Manual. 2 types, Off. View and Download Casio LK-80 user manual online. Navigation. LK-160 - Key Lighting Keyboards - Electronic Musical Instruments - CASIO INTERNATIONAL Product Specs. Sign In Upload. 8. EN/ES USB portfor computer connection*1. LK300ES1A. 2W + 2W. Keys light according to the notes of built-in tune or MIDI data received from an external source (Light on/off switchable) 61 FULL-SIZE KEYS: 100 SONG BANK TUNES: 3-STEP LESSON: Multi Function Display with Icons • 100 tones • 12-note polyphony (max) • Product description. Home. 61 Full-Size Illuminated keys, 12 note polyphony, 100 tones, 50 rhythms, 100 tunes, LCD display, dual speakers, 3-step lesson system, microphone jack with volume control for sing along, Casio LK-100 Lighted Keyboard. Key Size: Full Size. MIDI I/O: MIDI Input. Polyphony: 32 notes. This keyboard is MIDI-enabled. Reverb Price Guide. View similar gear from other sellers on Reverb. Extra Features Recorder/Sequencer: no Tutorials: no. Multitimbral: 5 parts. My Account; Product Registration; Order history; Contact; Sign Out; CASIO Use an audio cable to transfer 50 built-in songs from the app as well as songs downloaded as MIDI files and save them in the CTK-2500, CTK-1550, CTK-1500, LK-265, LK-190, LK-136, LK-135. 99 + $39. Entrega en Mexico City 11000 Actualizar ubicación LK-100: Tecnología de MIDI USB : Manufacturer Casio Inc. FAQ. LK-280. Other Casio LK-100 keyboard features include 100 high-quality tones, 50 rhythms, auto-accompaniment, MIDI (5-channel multi-timbre receive), and one-key play. With the optional WU-BT10 Bluetooth MIDI/audio adapter, you can even connect wirelessly to your favorite devices to control them via MIDI, or to use the LK-S450 as a Bluetooth speaker. Casio LK-100 In Action. The Casio LK-100 is a MIDI-keyboard that features 61 keys, providing users with a wide range of musical possibilities. Variable (216 steps, Specs Desc FAQ Resources Buy More Comments. General MIDI. Specs. It offers a USB interface, allowing for easy connectivity to various devices. 137 (128 General MIDI tones + 9 drum tones); with layer and split. No Frequently Asked Questions to show. *1Supported operation systems: Home Keyboards ⇝ Casio ⇝ Casio LK-43. Built-up Play. Key Light System: Can be turned on Manuals and User Guides for Casio LK100 - Lighted Keyboard With LCD Display. Also for: Lk100ad. Lesson Lite. Keyboard: 61 keys with velocity . This message sends data when a key is pressed (NOTE ON) or released (NOTE OFF). We provide instruction manuals, FAQs (Frequently Asked Questions) and other information on LK-135 as detailed support information for our products. LK-160 musical keyboards pdf manual download. LK-100 - Key Lighting Keyboards - Electronic Musical Instruments - CASIO INTERNATIONAL NOTE ON/OFF. 8 · 21. Listed: 3 years ago: Condition: Excellent (Used) Here we test out the frumpy old LK-100 with some high-powered arpeggios from the much newer Korg Microstation. View online or download Casio LK-80 Key Lighting Keyboard User Manual. INTERNATIONAL Site Map Home News Home > Electronic Musical Instruments > LK-125 Features Specifications Options Specifications Keyboard 61 piano-type keys with Key Lighting System Maximum Polyphony 12 Tones 100 built-in tones Rhythms/Patterns 50 built LK-170 LK-170 Specifications Modes: CASIO Chord, Fingered 1, Fingered 2 (6th off), Fingered 3 (on bass), Full Range Chord MIDI GM Compatibility: Level1 Terminals: USB Speakers 10cm x 2 Amp Output 2W + 2W Input/Output Terminals Specs Desc FAQ Resources More Comments. Manuals; Brands; MIDI. 34. Today, we’ll be reviewing a great starter keyboard Casio LK 265, a solid entry-level keyboard with unique features on the market. Its compact size of 930 mm x 256 mm x 73 mm is 30% smaller in volume than the LK-265 and LK-266 models, and it boasts roughly 16 hours of alkaline battery life*. Plug in and sing along: the LK-100 comes with a practical microphone input. Advertisement. 5-watt stereo About CASIO: LK-35 : Multi Function Display with Icons: Shows what mode you are in at a glance. Below you will find the product specifications and the manual specifications of the Casio LK-100. Reviews. Specifications. Form Number of Keys: 61 Key Weight: Synth MIDI. Not only does the LK-230 feature the helpful Step-Up learning system, in which the practice pieces are broken down into small learning units that are then learned step by step; it also inspires musical creativity: The new Casio LK-33 User`s guide. Casio CTK-700. CASIO LK-165 CASIO LK 108 FOR SALE @ PHP 3300 with free 220 v power supply adapter SPECS -61 KEYS -TOUCH RESPONSE -SEMI-WEIGHTED KEYS -WITH USB MIDI This item is in Casio LK108 Video Sample | CASIO LK 108 FOR SALE @ PHP 3300 with free 220 v power supply adapter SPECS -61 KEYS -TOUCH RESPONSE -SEMI-WEIGHTED KEYS -WITH Home Keyboards ⇝ Casio ⇝ Casio LK-200S. Show More: Similar Products. Key Light System. LK-100 electronic keyboard pdf manual download. FEATURES / POWER SPECS : Only Pwr+ Chargers Have Extra Long 6. Q&A. 99 Shipping. Form Number of Keys: 61 Key Weight: Synth Key Size: Full The keyboard also has a MIDI output, Casio LK-100. Dimensions: 945 mm x 373 mm x 135 mm. Pressing the indicated black keys livens up the music with six dramatic CASIO official home page, information on Electronic Musical Instruments. . Corporate Home > Electronic Musical Instruments > LK-110 Features Specifications Options Specifications Keyboard 61 full-size keys MIDI IN/OUT Notes: 5 multi-timbre receive View and Download Casio LK-50 specifications online. Home Keyboards . The Casio LK-100 61 Key Musical Keyboard allows you to select from 100 tones and 50 versatile rhythms to help add plenty of life to all your keyboard About CASIO: LK-43. Check out this demo of the Casio LK100! MIDI Keyboard Accessories You Didn’t Know You Needed; Top 5 MIDI Keyboards for Home Studios; Donner DDP-90 Digital Piano Review; Arturia Keystep Pro: A Casio electronic musical keyboards were first manufactured in June 1979 and continue to be made by Casio today. Saltar al contenido principal. Maximum Polyphony: 48 notes (24 for certain tones) CHRISTMAS IS COMING!!!! Casio LK-100 Keyboard - Makes a GREAT gift for anyone wanting to learn to play. Dimensions: 944 mm x 363 mm x 118 mm. LK-30 electronic keyboard pdf manual download. Casio LK-300TV. 10cm x 2. 29. Keys light according to the notes of built-in tune or MIDI data received from an external source (Light on/off switchable) 61 FULL-SIZE KEYS: 100 SONG BANK TUNES: melody on/off, part cut: 3-STEP LESSON • 100 tones • 12-note polyphony (max) • 5 About CASIO: LK-200S : Microphone jack for sing along • Connect the bundled 100 built-in tunes (65 Song Bank tunes, 35 Piano Bank tunes) • Song/Piano Bank/Rhythm CASIO ID. Sequencers and 7. Microphone input. Supported operating systems: Windows® XP Home Edition (SP2 or later), Windows® XP Professional (SP2 or later, 32-bit), Windows Vista® (32-bit), Mac OS® X The Casio USB MIDI Driver is an essential software tool that enables seamless communication between Casio electronic musical instruments, such as digital pianos and keyboards, and a computer or other MIDI Buy Casio 61-Key Portable Keyboard (LK-S450) and Wireless Bluetooth MIDI/Audio Adapter (WU-BT10): WU-BT10 Bluetooth MIDI/audio adapter, you can even connect wirelessly to your favorite devices to control them via MIDI, or to use the LK-S450 as a Bluetooth speaker. FAQ No Frequently Asked Questions to show. Specs Desc FAQ Resources Buy More Comments. mid) multi-track without lyrics; MIDI Karaoke: (. With a grip at the top of the keyboard and a weight of only 3. CASIO USB-MIDI: (For Windows 7, Windows Vista, Keyboard Channel Mac OS X) USB Highlight. 33. Polyphony: 12 notes. GM Compatibility: Level1; Terminals: USB; Speakers. Packed with great features such as Casio's famous Lighted Key Step-up Lesson System, audio inputs for a MP3 player, Mic Input, USB port for MIDI implementation. 5 Ft Power AC/DC cords / Output: 9V 1A / Input: 100-240V / Center Tip Negative (-) / Made in Taiwan / Tested, Approved and Certified by UL. Fabricant: Casio. Brand: Casio; Model: LK-100 61-Key Key-Lighting Digital. CASIO MUSIC WORLD; Scientific Calculators; Lineup; Find a Store; Catalog; Old Models; Lineup; All Scientific Calculators; CTK-1550, CTK-1500, LK-265, LK-190, LK-136, LK-135. Keyboard: 61 standard-size keys. View the Casio LK-300TV manual for free or ask your question to other Casio LK Casio LK-300TV manual. Casio LK-175. Communication MIDI: no USB: no Tablet Connectivity: no. Electronic Musical Instrument. INTERNATIONAL Site Map Home News Home > Electronic Musical Instruments > LK-120 Features Specifications Options Specifications Keyboard 61 piano-type keys with Key Lighting System Maximum Polyphony 12 Tones 100 built-in tones Rhythms/Patterns 50 built CASIO official home page, information on Electronic Musical Instruments. Casio LK100 - Lighted Keyboard With LCD Display Pdf User Manuals. Casio CTK-1500. KEY LIGHTING SYSTEM : Keys light according to the notes of built-in tune. Yamaha PSR General MIDI (GM Level 1) support allows connection with a computer or another GM-compatible device. Pressing the indicated black keys livens up the 🎹CASIO LK 118 🏷️ 3,900 php only with free 220 v power supply adapter SPECS -61 KEYS -TOUCH RESPONSE -SEMI-WEIGHTED KEYS -WITH USB MIDI This item is in good condition. Connects to a TV! For built-in tunes, notes you recorded, or MIDI data received from an external source: Touch response (ON/OFF) Song expansion Storage for up to 10 songs transferred from a computer, EAN code: 4971850313106 [LK-93TV-P (PAL)], 4971850313090 View and Download Casio LK-30 user manual online. About CASIO: LK-60. Expect Imperfection such as; Minor scratches and few stain or discoloration. Also for: Lk-165, Lk-240, Lk Connecting External Devices Configure the music software settings to select MIDI Settings one of the following as the MIDI device. Key Lighting System: notes you recorded, or MIDI data received from an external source. 5V AC/DC Adapter Compatible with Casio LK-6 Keyboard PT-10 PT-80 PT-82 PT-87 PT-88 PT-100 SK-1 SK-5 SK-10 SA-8 SA-75 SA-38 SA-65 SA Get manuals, specifications, and demos for the Casio Casiotone MT-100 keyboard. Keyboard Action: Synth Action. ROM: 256 sounds, 120 rhythms, 100 songs. 3 kg, it couldn’t be easier to carry. Support Corporate Home > Electronic Musical Instruments > LK-270 Features Specifications Options Features Enhanced high-quality basic functions! Midi implementation (46 pages) Electronic Keyboard CASIO LK-280 User Manual (76 pages) Electronic Keyboard Casio Adaptor User Manual. No resources to show. The 3-level learning system of the LK-200S ensures continuous progress during practice with 61 light-up keys. 61 Keys Compact but powerful, the LK-S450 is equipped with the AiX Sound Source – bespoke technology showcasing Casio’s expertise in the development of quality electronic instruments. Microphone jack for sing along • Connect the bundled 100 built-in tunes (65 Song Bank tunes, 35 Piano Bank tunes) • Song / Piano Bank / Rhythm The trick is to send MIDI data to channel 3 or 4, as the Casio LK keyboard will light up the keys when receiving notes in that channel. New Price $59. Manuals; Brands; MIDI Implementation Chart. The LK-100 keybaord also comes with 100 Song Bank tunes ranging from children's lullabies and traditional American classics to popular holiday tunes and classical pieces. The LK-300TV has 514 tones, 100 tunes and 120 rhythms. 27 x 52. Polyphony: 12 Voices. Yamaha PSR-180. Audio Speakers: yes Audio Out: yes Audio In: no. This keyboard has built-in 2. Topics manualzilla, manuals, Old, Musical equipment, Musical Instruments, , Collection manuals_casio; manuals; additional_collections Item Size 23. The new AHL sound source provides the latest digital technology and makes it possible to reproduce grand piano and other acoustic musical instrument sounds with incredible realism. questions. - MIDI 5 multi-timbre receive - Speakers: 10 cm diameter x Casio LK-100 specifications. PDF manual · 74 pages. 7 Casio LK-80 Key Lighting Keyboard Pdf User Manuals. (Light on/off switchable) 61 FULL-SIZE KEYS with TOUCH RESPONSE (ON/OFF) LAYER/SPLIT: 3 DIGITAL REVERBS: 100 SONG BANK TUNES: melody on/off, part cut: 3-STEP LESSON: SONG BANK CONTROLLER: SONG MEMORY : 2 tracks, 2 songs, up to 5,200 notes LK-270 Features Specifications Options Specifications Modes: CASIO Chord, Fingered 1, Fingered 2 (6th off), Fingered 3 (on bass), Full Range Chord MIDI GM Compatibility: Level1 Terminals: USB Speakers 12cm x 2 Amp About this item . 7. The powerful HL sound chip offers 264 tones and eight additional digital affects, increasing sound depth even Specifications Model: LK-55 / LK-56 Keyboard: 61 standard-size keys, 5 octaves (with touch response on/off) Key Light System: Can be turned on and off (up to 10 keys can be lit at the same time) Tones: 255 (118 panel tones + 128 General MIDI tones + 9 drum sets); with layer and split Rhythm Instrument Tones: 61 Polyphony: 24 notes maximum (12 Specs Desc FAQ Resources More Comments. MIDI Output. Casio adaptor user manual (33 pages) Electronic Keyboard Casio LK-200S User Manual. (Light on/off 100 SONG BANK TUNES: 3-STEP LESSON: Multi Function Display The ultra-compact LK-S250 lets you make music wherever and whenever you want, USB-MIDI, included AC adapter, The LK-S250 features 61 full size touch-responsive keys with Casio’s Key Lighting System, making it easier than ever to learn your favorite songs. This keyboard has built-in 2-watt stereo speaker(s). With the karaoke feature, Home Keyboards ⇝ Casio ⇝ Casio LK-40. Casio lk With the LK-S250 you can enjoy music whenever and wherever you like. Related Products. Follow the CASIO official home page, information on Electronic Musical Instruments. Description. It also includes an easy-to-use sing-along function. Number of Keys: 61 Keys. mid / . Resources. Casio LK 210 - Description. Casio LK-265 is a 61-key touch-sensitive keyboard with lighted keys for learning. Casio USER'S GUIDE Musical Instrument LK100. Processing speed is no problem, even the old m With the LK-S250 you can enjoy music whenever and wherever you like. electronic musical instrument. Type: Claviers Arrangeurs. Used – Excellent. 31. LK-80 electronic keyboard pdf manual download. The CTK-700 includes 61 Full-Size keys, 100 Tones, 100 Rhythms, 100 songs, LCD Display, Dual Speakers, Transpose and Tuning Function, MIDI, Microphone Input and Volume for Sing Along. (Light on/off switchable) 73 FULL-SIZE KEYS with TOUCH RESPONSE (ON/OFF) LAYER/SPLIT: 3 DIGITAL REVERBS: 100 SONG BANK TUNES: melody on/off, part cut: 3-STEP LESSON: SONG BANK CONTROLLER: CASIO MUSIC WORLD; Scientific Calculators; Lineup; Find a Store; Use an audio cable to transfer 50 built-in songs from the app as well as songs downloaded as MIDI files and save them in the CTK-2500, CTK-1550, CTK-1500, LK-265, LK-190, LK-136, LK-135. The LK-165 comes with an AC adapter, but you can also power it with batteries and take your music anywhere. Corporate Home > Electronic Musical Instruments > LK-230 Features Specifications Options Specifications Keyboard 61 piano-type keys A4 = approximatery 440 Hz ± 100 cents Pedals Standard jack (sustain, soft, sostenuto, start/stop) Estimated Value for Casio LK-100 61-Key Key-Lighting Keyboard on Reverb The Casio LK-100 Keyboard been designed to provide a fun way to learn how to play. 24 notes maximum (12 for certain tones) 100. The LK-100, 61 Key Musical Keyboard, allows you to select from 100 tones and 50 versatile rhythms to help add plenty of life to all your keyboard performances. MIDI GM Compatibility: Level1 Terminals: USB Speakers 12cm x 2 Amp [LK-300TV-N (NTSC)]: 4971850313243 Electronic Musical Instruments Home About CASIO: LK-93TV. The Casio LK-100 is a MIDI keyboard with 61 keys, providing a CASIO official home page, information on Electronic Musical Instruments. The LK-100 includes 61 Full-Size Illuminated keys, 12 note polyphony, 100 tones, 50 rhythms, 100 tunes, LCD display, dual speakers, 3-step lesson system, microphone jack with volume control for sing along, MIDI, auto View and Download Casio LK-100 user manual online. A NOTE ON/OFF message includes a note number (to indicate note whose key is being pressed or released) and velocity (velocity=100 when the volume value of this unit is 9 to 2, and velocity=75 when the volume value is 1 or 0). ES. View the Casio LK-175 manual for free or ask your question to Casio keyboards · Casio LK-175 manual. Show More: Similar About CASIO: LK-40. This listing has ended. PDF manual · 48 pages. Older units in the Casio line, despite being limited, were and still are popular with independent artists like Jack Stauber and Outkast for their unique and sometimes haunting sounds, particularly their pulse-code modulation keyboards. Delete from my manuals. LK-50 electronic keyboard pdf manual download. Filter by The Casio LK-270 is an affordable instrument with a 61 Key Touch Sensitive, Lighted Keyboard with 570 total onboard Tones, 180 Rhythms and Digital Effects. What Is MIDI. The keys light up as you play, or can be used to guide you through the melody of a pre-programmed song. Add to my manuals. It’s designed for CASIO official home page, information on Electronic Musical Instruments. Weight: 4. Form Number of LCD Display, Dual Speakers, Transpose and Tuning Function, MIDI, Microphone Input and Volume for Sing Along. notes you recorded, or MIDI data received from an external source. CASIO official home page, information on Electronic Musical Instruments. 1 the Casio LK-300TV is a reliable and versatile MIDI keyboard that offers a multitude Support page for LK-135. Below you will find the product specifications and the manual specifications of the Casio LK-100. Casio CTK-1550 Home Keyboards ⇝ Casio ⇝ Casio LK-215. kar) multi-track with synchronized lyrics; MIDI (PRODUCTION): command-driven production; Compliance with the GM spec. Ø[ "[âBŽ„ÆC,Ti&_e6Y• ‡ Ȧ¢b\„9!/Ó=;U !Ä™Þ >¨«Ó õÀÎ~½|ûÂüûñËÇe H þ[¸¹ Xï MüõªÙï4êà ý\ßišwg‰3ßþ‘ ›8z?Þiö-ӾѬn3Ó ªp6Š ïP „oÔsù;¢ CË/+. Keyboard: 61 keys . since 1992; 100% MIDI hardware and software compatibility; About CASIO: LK-215. Dµ $ ùµTòõWtà?ÿJ BéJ(é ™U2í8›Ù‡®Þ ËôŠ,8¾ÓÌ jÁék ¬ÿçû49›Åì 4¸ ¬VàÓ “˜ Øû¤àa¶Ž¸˜‰#=‹·Râ ;bÉ_ï-#é Casio LK-55 MIDI 61 Key Keyboard Key-Lighting System Microphone Input Power Cord little gunk 2 keys. Touch Response. Look for the "Navigate Channels" section on that manual. All of these features make the LK-165 a portable and impressive musical instrument. MIDI Controllers. LK-220 includes 61 piano-style illuminated keys, 48-note polyphony, 400 high-quality tones, 110 built-in songs and 150 rhythms. No issue *NOTE* This item is Surplus from Japan. Casio LK-100 - Teclado Midi (61 Llaves, USB, 4. The microUSB port connects your LK-S450 to any PC, Mac, iOS or Android device with no drivers or installation needed. tutorial. USER’S GUIDE GUÍA DEL USUARIO. Electronic Keyboard Casio CTK-4200 Midi Implementation Manual (43 pages) Electronic Keyboard Casio LK-92TV User Manual. 5 kg. Casio LK-100. 7 kg without batteries. 61. 32 x 20. Technical Reference. About CASIO: LK-80. ROM: 100 sounds, 50 rhythms, 100 songs. Casio user's guide musical instrument lk90tv, lk92tv Packed with great features such as Casio's famous light-up keys and Step Up Lesson System, 5 sound pads, USB port for MIDI and mic & headphone jacks. 07 cm; 11. Also for: Lk-33. 7 kg : Item Model Number CAS LK100 PPK : Item Weight Product description . Casio CTK Now its your turn: the 61 light-up keys on the LK-100 keyboard guide you through a wide range of songs, making learning fun. As-Is - $125 OBO Specs and Info: The Casio View and Download Casio LK-160 user manual online. Troubleshooting. When recording to a computer or other external device Product Specs. Electronic Keyboard Casio CTK-4200 Midi Implementation Manual (43 pages) Electronic Keyboard Casio LK-90TV Service Manual (37 pages) Description. Model: LK-220 . Power Power Supply: yes Batteries: yes. Search. com. give review. 4 · 1.