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ProductsExcellent sound quality/perfect present
STM-BTA309

Detailed introduction

Products with "OVP"24V voltage protection, ESD static protection, "0" volt rechargeable circuit, NTC protection; POGO PIN gold plated 5U.

Low delay about 80 ms, low power consumption between 7-8 mA, double McCanc +ENC noise reduction!


*Correspond With:  Bluetooth  V5.1 AB8922E
*Talk time: 6.0Hours  (ANC  ON)
*Music time: 7.0Hours  (ANC  ON)
*Charge time: 1.5Hours
*Bluetooth range: 10m
*Battery:  DC3.7V 50mAh*2
*Speaker type: Φ10.0mm
* Built-in lithium battery:400mAh
*ANC Depth:-28db
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