MIDI Interface: the keyboard is provided with USB-MIDI interface which can be used for connection with mobile phone and laptop.( Download APP training software and connect the keyboard with intelligent equipment which may facilitate training and learning )</br>Key Light: With the luminous keyboard when under the modes of playing luminous keyboard three-step training demo song playing and USB-MIDI music input the keyboard will light on for instruction. The luminous function is defaulted to be enabled press to enable or disenable the luminous function</br>61 Light-up keys 460 timbres selection 260 rhythms full keyboard percussion 65 demo songs LCD display</br>Rhythm programming function/Record & Playback With pitch bend/vibrato/sustain/touch/key lighting With 3 keyboard split features: One-key/Follow/Ensemble 4 memory status</br>Rear Panel Interface: MIDI:USB-MIDI/Audio Input/MIC/Phone Output/DC Charging interface</br></br>Product Description</br></br><b>Portable 61 Keys MK-816 USB-MIDI(APP) Electronic Lighting Keyboard Piano with Stand Bench Microphone Headphone?? Keyboard Bag</b><br><br> <b>Feature:</b><br><br> 1. MIDI Interface.<br> 2. Key Light: With the luminous keyboard?? when under the modes of playing?? luminous keyboard three-step training?? demo song playing and USB-MIDI music input?? the keyboard will light on for instruction. The luminous function is defaulted to be enabled?? press to enable or disenable the luminous function.<br> 3.61 Light-up keys?? 460 timbres selection?? 260 rhythms?? full keyboard percussion?? 65 demo songs?? LC