M-VAVE MIDI Bluetooth Controller MIDI Pedal Page Turner Multifunctional Musical Instrument Accessories 1. Power input: DC 5V 2. Average operating current: 45mA 3. USB connection type: Type-C 4. Battery capacity: 300mAh 5. Charging time: about 2.5h 6. Use time: about 12h 7. Material: metal 8. Size: about 21.2 x 3.6 x 1.7cm 9. Weight: about 280g Features: 1. Support USB MIDI and Bluetooth MIDI message inputforwardingoutput, support for sending a variety of MIDI messages, such as PC, CC, etc. 2. Different MIDI message triggering methods bring you flexible control methods 3. APP control, support Android & IOS, so that you can set up the device in detail without connection 4. USB connection to the computer, WINDOWS, MAC, IOS, ANDROID multiple platforms can be used 5. You can operate the software effector APP through Bluetooth, and control the forward and backward page flip function of the sheet music by stepping on the nail 6. Realize the tape control of recording software 7. Control the online videos fast backward, fast forward, playpause, loop playback function, etc.