Description<br>Product Name:<br>Best Universal Bluetooth Transmitter Cheap Bluetooth Recording<br>Item Code: 388900946<br>Category: Cell Phone FM Transmitters<br>Short Description:<br>Car MP3 Player FM Transmitter + remote controller retail package bluetooth car Radio Player,music Radio transmitter wireless radio receiver<br>Quantity: 1 Piece<br>Package Size: 10.0 * 20.0 * 20.0 ( cm )<br>Gross Weight/Package: 0.3 ( kg )<br><br><br>Description<br>Model: BT4821<br>Specification<br>Bluetooth Version: 2.1+EDR<br>Frequency Range: 2.4Ghz<br>Output Power Category: Class 2<br>Bluetooth Mode: A2dp/Avrcp<br>Bluetooth Range: up to 30feet<br>Eletric voltage: DC 3.7V<br>Working current: DC 3.7V/38mA(Max)<br>Charge voltage: DC 5.0V<br>Charge current: DC5.0V/130mA(Max)