Bluetooth function: standard Bluetooth 2.1 function, can be connected to a computer (laptop or desktop computer need Bluetooth adapter), mobile phone; effective distance of 10 meters Bluetooth connected to the phone, speakers can answer / call; Can be fully connected to your (through the Bluetooth or audio cable) mobile phones, laptops, MP3, MP4, desktop computers, DVD, VCD, CD, PMP, all kinds of game consoles and other audio equipment with digital output; Independent player: the machine plug TF card, you can automatically play the stored music files Playable file types: MP3, WMA, WAV FM radio function: just plug the audio cable as an antenna Power supply: external, built-in 5C battery, or 5VMiniUSB power supply Appearance features: three-dimensional rugby style, rich colors, Smart, coupled with the overall shape of the beautiful novelty, people put it down! Sound characteristics: single large; music sweet, transparent, bass dive superior.