Casio CELVIANO AP-S450

Casio CELVIANO AP-S450 — Slim Console Digital Piano, Grand Feel in a Compact Form
Featuring Smart Hybrid Hammer Action keys (spruce wooden core) for authentic touch, 26 tones including Hamburg & New York grands, up to 256-note polyphony, illuminated touch controls with a Visual Information Bar, a 40W speaker system, and Bluetooth MIDI/Audio via WU-BT10. Layer, Split, and Duet modes are on board.
Materials & Build
-Smart Hybrid keybed (Celviano Edition) with spruce wooden cores, simulated ebony/ivory tops, soft-close sliding key cover, and minimal front panel with disappearing touch sensors. 
Highlights
26 built-in tones (Hamburg & New York grand), String/Damper Resonance, key-off and mechanical sounds for a realistic acoustic experience. 
2×20W amplification; UK page notes 2-channel/4-speaker acoustic system voicing. Musikhaus Thomann+1
Visual Information Bar shows metronome beats, key/pedal velocity, and more—great for practice. 
Connectivity: USB-to-Host / USB-to-Device, Bluetooth MIDI/Audio (WU-BT10), dual stereo headphone jacks (usable as line outs). 
Works with CASIO MUSIC SPACE app; Layer/Split/Duet modes included.
Specs (Physical)
Dimensions: 1,393 × 299 × 866 mm; Weight: ~37.6 kg