bluetooth receiver aux bluetooth audio transmitter mp3 player music stereo audio wireless adapter suitable for home dvd pc speaker headset

bluetooth 4.1 its small size is easy to carry and prevents blocking of the surrounding usb ports. support multi-device connection: car, radio, subwoofer, amplifier, multimedia, audiosuper clear call effect, unimpeded voice chat. built-in battery, can be used repeatedly, long battery working time. support mobile phones, computers, iphone, ipad, mid and other digital products with bluetooth function