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L21 Bluetooth Earphone Wireless Waterproof Bluetooth 5.0 Noise Reduction


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Overview and Specifications:

Product Attribute
Style : In-Ear
Communication : Wireless
Connectors : None
Wireless Type : Bluetooth
Vocalism Principle : Dynamic
Control Button : Yes
Volume Control : No
Active Noise-Cancellation : No
Function : For Mobile Phone,Common Headphone
Plug Type : Line Type
Sensitivity : 123dB
Frequency Response Range : 20-20000Hz
Line Length : None
Resistance : 33Ω
Waterproof : No
Model Number : L21
Support Apt-x : No
Support Memory Card : No
Support APP : No
Is wireless : Yes
With Microphone : Yes
Codecs : SBC
Features : With microphone
Package List : Charging Cable,User Manual
Bluetooth Version : 5.0
Total Harmonic Distortion : N/A
Driver Diameter : 8mm
Magnet Type : Other
Headphone Pads Material : Other
Charging Method : Charging Case
Number Of Drivers : N/A
Max Output : N/A
Earcups Type : Semi-open
Impedance Range : up to 32 Ω
Origin : CN(Origin)
Certification : None

1. Adopting the dual noise reduction design
scheme from the inside out can enhance the suppression of audio and
environmental noise.

2. Bluetooth 5.0, effective and stable
connection, shielding interference, high performance and low power consumption.

3. It comes with a large capacity of 350 mAh,
which can provide sufficient power for the headset to achieve long battery

4. The multi-process rigorous design can
effectively prevent rain and sweat from entering the earphone and damaging the

5. Two earphones can be connected to the same
mobile phone at the same time, or a single earphone can be used, which is
equivalent to two independent earphones.

Bluetooth version: V50+EDR

Transmission distance: about 10 meters

Charging time: about 1 hour

Battery capacity: 350mAh

Talk/play time: about 4 hours

Standby time: about 120 hours