Product specifications:
<br />1. Wireless: V4.2
<br />2. Support: L2CAP/A2DP(AVCTP/AVDTP/AVRCP), to receive stereo audio signal, can control the audio transmitter and up and down operation through the agreement; support HSP / HFP (Handsfree profile), with hands-free function, Can communicate with people.
<br />3. distance:10M
<br />4. SNR: 90db
<br />5. Battery: 1200mAh
<br />6. Built-in voltage: 3.7V
<br />7. Normal volume playing time:2H
<br />8. Speaker driver: ¢52mm*2
<br />9. Power: 4 /5W *2
<br />10. requency response:150HZ-20KHZ
<br />11. Unit size:80*80mm*180mm
<br />12. Carton meas:
<br />13. Unit weight: 590g
<br />14. Charging: 5V/500mA
<br />15. Color: Red , Blue , Black , Green
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<br />Product  Feature:
<br />1.tInternational advanced Wireless audio decoder chip, support all wireless devices.
<br />2.tWith FM function, can search radio station broadcast automatically
<br />3.tWith Hi-Fi speaker, to make sure the clear and bright sound.
<br />4.tSupport Micro SD card and USB card.
<br />5.tThe wireless working distance is 10 meters.
<br />6.tWith LINE IN slot, to provide you with computer speaker function.  Can directly connect the outside devices, for example, tablet PC/TV/cell phones.
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<br />Product  Include: 
<br />1x Bluetooth Speaker
<br />1x AUX Audio Cable
<br />1x USB Power Cable
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<br />NOTE: In the FM mode, put in micro charging cable to get better FM radio station.