TW40 Wireless Earbuds Bluetooth V5.0 Stereo Earphones Sport Built-in Mic Tws Headsets for IPhone black

Product model: TW40 Bluetooth headset.

Bluetooth version: 5.0. HD binaural call.

Transmission distance: 15-18 meters barrierfree distance.

Product speaker: high quality copper ring.

Product chip: true stereo chip.

Description:

Item type: headset

Function: For iPod
Style: In-Ear
Support Memory Card: No
Volume Control: No
Communication: Wirelessc
Sensitivity: 98+-3dB
Waterproof: No
Resistance: 32Ω
Model Number: TW40
Control Button: Yes
Vocalism Principle: Dynamic
Active Noise-Cancellation: Yes
Connectors: None
Codecs: NONE
Is wireless: Yes
Frequency Response Range: 20-20000Hz
Wireless Type: None
With Microphone: Yes
Working time: 3-4 h
Charging bin standby time: 30 days
Headphone battery capacity: 50 mAh
Charging compartment battery capacity: 400
mA(with IC protection board)
Complete weight: 140g
Packing size: 10*10-4.2cm

Packing list:

headset* 2+ charging compartment *USB charging cable*1+manual*1

Notes:

1-2cm error might exist due to manual measurements, please kindly understand. The colors deviation might differ due to different monitor settings.