specification:

1. USB charging input voltage: 5v [500 ma current].
2. Charging time: takes about 2.5 hours to complete.
3. Speaker specification (? 40 mm, inner magnetic: 16 core double magnetic / 4 ohms/ bandwidth; 3.5 W / 70HZ - 20 KHZ sensitivity; 1 k (85 db)
4. Speaker output of 3 w power rating.
5. Lithium battery specifications;3.7 V / 350MA capacity; The broadcast time: about three hours
6. Distortion of high power by 7%
7. SNR: 90 hz - 20 k / 65 db
8. Follow Bluetooth V2.1 + EDR Bluetooth specification
9. Have SBC, MP3, AAC audio decoding function
10.Compatible A2DP \ AVRCP high-quality stereo audio transmission and remote control protocol
11.Bluetooth hands-free phones (HFP) agreement
12.Inline function Kalimba DSP data processor, finish all kinds of digital speech processing. Eliminate circuit noise.
13.Bluetooth work in universal 2.4 GHz ISM, using band (2.4000 GHz - 2.4835 GHz)
14.Effective Wireless transmission distance up to 10 meters
Packing list

speaker
USB data cable
Chinese and English instructions

• Silicone material, good protection to the splashes or sweating,IPX4 protection level.
• With LED lights,lights is 1600 color gradient,downy but not dazzling;
• Built-in MIC, bluetooth phone calls are available;
• Design with small hang rope, convenient to carrying and hanging;
• Embedded Kalimba DSP data processor, Complete all kinds of digital speech processing. Eliminate current echoes and reduce electromagnetic interference.

Silicone material, good protection to the splashes or sweating,IPX4 protection level.Hao Design