Refined Sound, Accurate Touch, New Experience
Like the GP-500, the GP-300 reproduces the finest nuances of the grand piano sound experience. Casio has painstakingly researched and analysed the unique characteristics of the world’s finest grands to provide the experience of owning three of the finest. Features such as 26 tones, a Hall Simulator that recreates the acoustics of numerous world-class performance venues leave nothing to be desired for ambitious piano playing.
Product highlights
Developed in collaboration with C. Bechstein
AiR Grand Sound Source (256-tone polyphony (max.)
Natural Grand Hammer Action
Grand Pedal System
Grand Acoustic System
Technical Specifications
Keyboard
Number of keys: 88
Layer/Split: Yes/Yes
Duet: Adjustable tone range (-2 to + 2 octaves)
Transpose: 2 octaves (-12 to 0 to +12)
Octave shift: 4 octaves (-2 to 0 to +2)
Sound source
Number of tones: 26
Maximum polyphony: 256
Touch response: 5 sensitivity levels, off
Tuning: 415,5 Hz to 440,0 HZ to 465,9 Hz
Temperaments: Equal temperaments plus 16 other types
Stretch tuning: 5 types, off, auto setting
Acoustic Simulator
Damper resonance: Yes
Damper noise: Yes
Hammer response: Yes
String resonance: Yes
Lid simulator: Yes
Effects
Brilliance: Yes (-3 to 0 to 3)
Hall simulator: 12 types
Chorus: 4 types
DSP: Yes
Headphone mode: Yes
Volume Sync Equalizer: 3 types, off
Concert Play
Number of songs: 15
Song volume: Adjustable
Modes: 2, LISTEN + PLAY
Music Library
Number of songs: 60
User songs: 10 (up to approximately 90 KB per song)
Song volume: Adjustable
Part On/Off: L/R
Grand Piano demo song
Number of songs: 6
MIDI Recorder
Functions: Real-time recording, playback
Number of songs: 1
Number of tracks: 2
Capacity: Approximately 5000 notes total
Recorded data protection: Built-in flash memory
Volume level: Adjustable
Audio Recorder
Function: Real-time recording and playback
Number of songs: Max. 99 songs, approxmately 25 min./song (to USB flash drive, 44.1 kHz WAV format)
Volume level: Adjustable
Metronome
Beats: 0 to 9
Tempo range: 20 to 255
Metronome volume level: Adjustable
Pedals
Types Damper: Yes, with halfpedal-operation
Soft: Yes
Sostenuto: Yes
MIDI
16-channel multi-timbre receive
USB Flash Drive
Capacity: 32 GB
Other functions
Setting backup, operation lock
Display
LCD with backlight
Inputs/Outputs
Phones: Stereo standard jacks x 2
LINE IN: (R, L/MONO) standard jacks x 2
LINE OUT: (R, L/MONO) standard jacks x 2
MIDI: In/Out
USB port: Type B
USB flash drive port: Type A
Pedal connector: Yes
Acoustics
Speaker Size: 16 cm x 2 + (10 cm + 5 cm) x 2
Amp output: 30 W x 2 + 20 W x 2
Volume Sync Equalizer: 3 types, off
Dimensions
W x D x H: 143,4 x 48,9 x 96,3 cm
Weight
77,5 kg
Accessories
Included: AC adaptor, score book, music stand

BLACKSTAR FLY 3 MINI GUITAR AMP BLACK 3W
K&M 17581 ELECTRIC GUITAR STAND CORK
K&M 14085 PIANO BENCH BLACK IMITATION LEATHER
IBANEZ GRG7221QA-TKS 7-STRING TRANSPARENT BLACK SUNBURST
CLAVIA NORD TRIPLE PEDAL
MEINL NINO37 HAND DRUM
YAMAHA REFACE CP
DADDARIO ACCESSORIES COTTON STRAP BLACK
YAMAHA PACIFICA 112V VINTAGE WHITE + REMOTE LESSON
K&M MEMPHIS 10 GUITAR STAND
FENDER POLYESTER STRAPS BLACK WITH YELLOW LOGO
DADDARIO ACCESSORIES 50PLB01 PLANET LOCK BLACK SATIN
MEINL WHITE-FROSTED CRYSTAL SINGING BOWLS 16-INCH, ROOT CHAKRA
MEINL NINO1 WOOD SHAKER SMALL
MEINL SONIC ENERGY SOLFEGGIO CRYSTAL SINGING BOWL 10" D#4/Fa/639 Hz
HOHNER SUPER 64X PERFORMANCE REED PLATE 2.1MM
K&M 21160 BOOM ARM
GRETSCH G5426 JET CLUB SILVER
STAGG HIGHGLOSS PIANO BENCH IVORY WITH WHITE VELVET TOP
KLOTZ KIK 2M INSTRUMENT CABLE BLACK
DADDARIO NYXL 11-52 STRINGS
ROLAND CUBE 10GX
STAGG GDC8 GUITAR STAND CASE
FENDER FA-450CE BASS SUNBURST
FENDER TOOLED LEATHER GUITAR STRAP BLACK
TAYLOR 1.25 PREMIUM 351 BLUE SWIRL ULTRA PICKS
ROLAND RPB300BK PIANO BENCH BLACK VINYL TOP
K&M 15235 FLUTE HOLDER BLACK
YAMAHA YTR 3335S Bb TRUMPET REVERSE TUNING SLIDE SILVER PLATED
STAGG MUSA4BK MUSIC STAND
STAGG HIGHGLOSS WHITE PIANO BENCH WITH BLACK VELVET TOP
K&M 18930 KEYBOARD STAND BLACK
KORG KROSS 2 61 SYNTHESIZER WORKSTATION
FENDER MUSTANG LT50 GUITAR COMBO
VOX VT40X GUITAR COMBO
VOX VT 20X GUITAR COMBO
DADDARIO ACCESSORIES PWS101 POLYPROPYLENE GUITAR STRAP RED
ERNIE BALL EARTHWOOD MANDOLIN LIGHT LOOP END BRONZE ACOUSTIC GUITAR STRINGS 9-34 GAUGE
NINO 7-PIECE PERCUSSION ASSORTMENT
K&M 27105 MIC.STAND BLACK
FENDER PRO SERIES INSTRUMENT CABLE WHITE TWEED 4,5M
STAGG NGC-3R N SERIES INSTR. CABLE 