Bluetooth 3.0 standard function,it can be connected to a computer
(laptop or desktop computer and Bluetooth adapter),Mobile phones;
Fully connect your (via Bluetooth ): mobile phones, laptops, MP3, MP4, desktop computers.
Independent player: plug in a SD card, you can automatically play music files stored (MP3, WMA, WAV)
Power supply: built-in lithium battery, or 5V Micro USB power supply Support function, automatically play songs
Supports TF, USB
Sensitivity: 80dB; Impedance: 32 ohms
Power consumption: 5.5V/ 3 watts
Bluetooth/wireless range: 10 meters.
Output : 3W (RMS)
Channels :1 1(subwoofer)