HiFing RP61P2 Professional 61 Key Electronic Keyboard Roll Up Piano With Built-in Li batter Portable Folding PianoSpecification:Brand: HifingModel: RP61P2Key: 61Type: 61keys Roll up PianoColor: WhiteBattery: Built-in Li batterySize: 90*21cmDescription:1. Standard 61 key keyboard; 129 tone、 100 rhythm、 80 demo songs;2. Interface: SD card; U disk interface、 USB MIDI interface、 external speakers、 Headset、 pedal interface etc.;3. Recording: support 60 recording notes、 1 first real-time recording;4.  The language learning rereader function: possess、 repeat、 repeat contrast function;5.  Built-in high fidelity speaker、 and external speakers or Headset;6.  The built-in rechargeable lithium battery、 polymer;7.  Single finger、 finger support and spin、 spin、 64 and 2 16bitDAC output;8.  USB MIDI interface、 support the piano is connected to the computer、 edit the musicPackage included:1 x roll up piano1 x charger adapter