St-004 sports bluetooth headset

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Company profile:

15 years of production and sales experience, the company in line with the quality of survival, the credibility of development for the development of the general customer service, the heart is good quality. The customer's reassurance is our peace of mind! Welcome the domestic and foreign trade dealers, factory price direct selling, quality assurance

Main: various kinds of earphones, power, usb memory card, digital accessories, and other electronic products

手机（微信）：15958992229  QQ: 203066338

支持直接下单购买，系统设置好快递费的，直接付款即可                    Also support bank remittance and other payment methods!

Product introduction

1. Compatible bluetoothVersion 4.2To support 2.1 + EDR
2. Built-in high performance processor +DSP sound processing
3. Single channel/double channel output
4. The five sets of EQ can be supported to support online EQ debugging
5. Support for noise cancellation and call echo cancellation
6. Support for A2DP/SCO volume adjustment, up to 15 levels
7.Support Chinese and English voice prompt switching
8.Support camera function
9.Support to the telegraph function
10. When no matching information is available, the machine will enter the matching mode automatically
11. Support the storage of 8 pairs of information
12.Support battery power detection, low power reminder and low power shutdown
13. Built-in charging IC, according to different battery capacity, set different charging current
14.Support remote disconnect automatic