... CSR 2.1 Supported Profiles: A2DP,AVRCP/ Support: Mobile Phone, Mp4,Mp3,HIFI IPOD, TV, Bluetooth ... a built-in rechargeable battery; it can be used for about 12 hours after being charged fully. ... transmitting device supporting A2DP profile, such as Bluetooth mobile phones, Bluetooth MP3s ,etc. Turn any of your ... inbuilt lithium battery or USB port.7)Support: Mobile Phone, Mp4,Mp3,HIFI IPOD, TV, Bluetooth ...