Walta WBS-BT002 House Of Music Wireless Bluetooth Speaker

TECHNICAL SPECIFICATION: 1.Input DC-5V 2.Built-in battery 3. Frequency response 150-18000HZ 4.Power output RMS 3 W = THD10% 5.FM 87MHZ-108MHZ FUNCTION: 1.Play USB / TF card in the mp3 audio file 2.External audio input 3. External power charging interface 4. FM auto sacn radio 5.Speaker with wireless autodyne system