I7s Binaural Wireless Bluetooth TWS Earphone with Charging Bin Plating (Blue)

Line Length: None

With Microphone: Yes

Wireless Type: Bluetooth

Connectors: None

Waterproof: No

Communication: Wireless

Active Noise-Cancellation: Yes

Support Memory Card: No

Volume Control: Yes

Control Button: No

Is wireless: Yes

Support APP: No

Sensitivity: 118dB

Style: Ear Hook

Vocalism Principle: Balanced Armature

Features

Bluetooth version: EDRV4.2

Voice: Support

Support Protocol: HFP HSP A2DP AVRCP

Function: answering calls, hanging up call registration, hanging up, listening to music pause/play, voice report, tail number redial, caller number, smart voice prompt, power display, noise reduction

Battery capacity: left and right ears: 55mAh, base 300mAh

Charging power supply: AC input 110-240V DC output 5V

Transmission power: Class2

Wireless frequency: 2.402-2.480GHz

Call duration: 2-3 hours or so

Music playback: 2-3 hours or so

Charging time: 60 minutes

Noise Reduction: DSP Intelligent Noise Cancellation Technology

Operating range: 15 meters effective distance

Charging interface: Micro-USB

Charging instructions:

Headphone charging indicator: when the headphone is charging, the red light is on. When the red light is off, it is full charged.