Brand no Quantity 1 piece(s) Color Black + Silver + Blue Screen Size 0.8 Screen Display transmitting frequency Fuction FM transmitter FM Frequency Range 87.5-108.0 MHz FM Transmit Distance 10 m EQ Mode Nomal SNR 60 dB Bit Rate 48~320 Kbps Interface USB2.0 Built-in Memory No External Memory No Expansion Card Max. Capacity NO Input Voltage DC5 V Working Currency 100 mA Remote Control No Other Features Battery capacity: 150mAh; Charging time: 1~1.5h; PLL technology ensures high fidelity stereo sound; Handsfree phone call function; Power off memory function Packing List 1 x FM transmitter 1 x USB cable (60cm)