"1.Bluetooth version: 2.1+edr 2•receiving range: 10 meters 3•power supply: dc 5v 4•speakers: 4o 3 watts *1 5•frequency response:60hz~18khz 6•battery capacity: 1200mah 7•thd: = 0.5% 8•snr: =95db 9. Material : plastic " "1.Bluetooth connection. 2.Tf & usb slot.--(32gb tf card) 3.Aux input. 4.Hands free . 5.Fm radio (87.8-108mhz). 6.Nfc 7.Touch key 8."