Product information:
Bluetooth chip: WS500 V5.0 version
Bluetooth support protocol: A2DP, AVRCP, HFP
Audio decoding method: SBC
Receiving distance: within 10 meters
Working frequency: 2.402GHz~2.480GHz
Transmission power: CLASS2, MAX4dbm
Microphone sensitivity: -42±3DB
Low voltage prompt: 3.2V
Sensitivity: 96±3DB
Frequency response range: 20~15KHZ
Sound to noise ratio (S/N)>75db
Distortion (Distortion): <0.5%
Low latency: 53ms
Simulate 7.1 channel 3D reverb
Packing list:
Bluetooth earphone X1
![](https://cc-west-usa.oss-accelerate.aliyuncs.com/4e689582-03cf-449e-a9db-29edf8670b3f.jpg)
![](https://cc-west-usa.oss-accelerate.aliyuncs.com/3a098355-446e-4b5c-b183-eaa4c851a054.jpg)
![](https://cc-west-usa.oss-accelerate.aliyuncs.com/7283bb78-b676-42d5-976c-d405d4e89f1f.jpg)
![](https://cc-west-usa.oss-accelerate.aliyuncs.com/110ce5e9-c689-4299-89d6-8790cdc0a03c.jpg)
![](https://cc-west-usa.oss-accelerate.aliyuncs.com/d3563d33-145d-464d-9b86-1350ecd8af9f.jpg)