Tai nghe nhét tai s109 kết nối bluetooth 5.0 và phụ kiện

product description
Business Headphones Signal Stable Stereo Sound
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Features:
⭐Large battery capacity, double the call time.
⭐Bluetooth V5.1 chip, stable signal transmission and large connection range.
⭐Triple microphone noise cancellation technology, enjoy good sound quality.
⭐ Wide compatibility, easy to connect with your phone.
⭐Stereo sound quality, suitable for running, cycling, driving and other occasions.
⭐Creative hook design, only weighs 10 grams, stable and comfortable.
⭐Intelligent keying, adjust the volume with one key.
⭐180°adjustable in-ear design allows you to adjust the angle to fit your right or left ear.
Specification:

material: plastic
Color: black, white
Bluetooth version: 5.0
Talk time: 20 hours
Music playback time: up to 18 hours
Standby time: 180 hours
Charging time: 10 minutes
Charging type: Micro USB.
Charging power: DC 5V 110mAh.
Transmission distance: 32 feet (10 m).
Output power: 3mW x 2.
Input voltage: 5V.
Input current: 1A.
Sensitivity: 102dB at 1kHz.
Resistance: 16 ohms.
Frequency Response: 20Hz-20kHz.
Supported profiles: HSP, HFP, A2DP, AVRCP.
Microphone Sensitivity: -42 dB.
Microphone Impedance: 2200 ohms.

notes:
There may be slight color distortion due to different computer resolutions.
Please allow slight errors due to different manual measurements.

The package includes:
1 Bluetooth compatible headset. (Built-in battery)
1 charging cable.
2 silicone ear cups.
1 user manual in English.