SDY-021 Wireless bluetooth Subwoofer Mini Speaker For Tablet

SDY-021 Wireless bluetooth Subwoofer Mini Speaker For Tablet Cellphone Description: Support: bluetooth, TF card,USB, FM Radio,Line in,Alarm clock LCD display show Time, Alarm clock, Line in, FM radio, charging Status, bluetooth status and so on; Support phone redial bluetooth remote control 20-25M It can support music formats: MP3, WMA,WAV, PE,FLAC High sensitivity FM radio with internal antenna. With alarm clock function in on state, you can set the alarm music via USB, TF card. Material: ABS Plastic with rubber oil Built-in Li rechargeable battery 3000mAH Battery can support play time: 4-8hours; Speaker size: 200*58 MM Support Hand-free when answer calling (with MIC) Auto Voice Prompt power on/off and bluetooth is connected and disconnected Specification: Output/RMS: 5W*2 Impedance:3Ohm SNR 90db (line out) External USB 5V supply Frequency response: 80Hz-20KHz Support: MP3, WMA,WAV, PE,FLAC format music Speaker: 45mm 3; 5W*2 Battery: 3000mAh enough Distortion: 0.3% Package includes: 1 x bluetooth 1 x USB cable