Watch: Short overview of the Yamaha reface DX FM Synthesizer   The Yamaha reface DX tames the wondrous beast that is FM synthesis, with a 4-operator engine and a stack of features. You can add effects and change parameters with ease. Manipulating parameters is a breeze, thanks to the reface DX's multi-touch control surface, and storing your patches is just as easy. Whether you want classic electric pianos and bells or modern dubstep and EDM sounds, the reface DX has got you covered. On top of that, you get an onboard phrase looper for capturing song ideas or creating sound on sound overdubs. This is a 4-operator FM sound engine offering dynamic and expressive additive synthesis, with continuously variable feedback on every operator allowing for a wide-range of sound creation. The reface DX features 37 high quality mini keys and two programmable effects blocks with seven effect types per block. USB to host allows MIDI connectivity to a USB-equipped computer or iOS device, with MIDI IN/OUT connectivity via mini-DIN. Dual 1/4 inch unbalanced line outputs and a 3.5mm aux line input allow connection to a wide range of devices. Its built-in speakers and battery power ensure inspiration can strike in any place, any time. Ultimately, the reface DX is ideal for mobile musicians, music creators, keyboardists and sound designers of any genre. Key Product Features 128-note polyphony ensures dropout-free performance Based on the FS action found on the flagship Motif XF, HQ (High Quality) Mini Keys provide premium feel and response for fast, accurate and natural playing Sustain pedal input allows the sustain function for all electric piano sounds 2 Watt 3cm stereo speaker system lets you play any place, any time Specially designed bass reflex port technology enhances bass response for full, rich sound Battery powered - uses six AA batteries with five hours of life USB TO HOST allows MIDI connectivity to your USB-equipped computer or iOS device Dual 1/4unbalanced line outputs provide connection to mixers, audio interfaces, DI boxes and more A 3.5mm aux line input lets you connect and hear mobile devices, tablets and more through the instrument Includes Soundmondo, the free sound sharing community that lets you discover, create and share reface Product Specifications Amplifiers 2 Watt x 2 Speakers 3 cm x 2 Power Consumption 6 Watt (When using PA-130 power adaptor) Battery Life Approximately 5 hours Auto Power Off Yes Adaptors PA-130 or an equivalent recommended by Yamaha Batteries Six “AA” size batteries or Ni-MH rechargeable batteries Included Accessories AC adaptor/MIDI breakout cable/Owner’s Manual/Warranty Types 4 Operators, 12 Algorithms, 32 voices (memorable) Effects Included Distortion/VCM Touch Wah/Chorus/VCM Flanger/VCM Phaser/Delay/Reverb Width 530 mm Height 60 mm Depth 175 mm Weight 1.9 kg Number of Keys 37 keys Key Type HQ mini (High-Quality mini) Initial Touch Yes Maximum Polyphony 8 Engine FM DC IN (12 V) jack Headphones 6.3 mm;stereo phone jack MIDI (mini-DIN IN/OUT) AUX IN 3.5 mm mini stereo phone jack OUTPUT L/MONO R (6.3 mm TS phone jack unbalanced) USB (TO HOST) Yes Pedal Type SUSTAIN: FC3(A), FC4(A), FC5 (optional) Phrase Looper Yes