in stock Tecsire TWS Bluetooth Earphone Wireless Earbuds Stereo Touch Control Handsfree With Microphone

Product Features:
1). Bluetooth 5.0 chipset, lower power consumption, fast and stable bluetooth signal, it compatible for all the smartphones, Tablets, etc.
2). Customized high fidelity speakers, excellent stereo and bass sound effect, let you enjoy high quality music with affordable price !
3). Smart touch control, easy to operate.
4). Automatic Power On/Off, two earphones will automatically turn on and pair with each other when taking out from the charger box, make it easier to connect with mobile phone by bluetooth. it will turn off automatically when put back to charger box.
5). Each earphone built in 50mAh lithium battery, music playback time up to 4 to 5 hours. the charger box built in 300mAh battery, can charge the earbuds and prolong its using time, super long standby time.
6). Built in microphone, can use to answer phone call and talk.
7). Waterproof and sweatproof design, you can wear it when raining, ( do not put it into hot water ), enjoy fitness with a lot sweat.
8). Ergonomic design, super mini, ultra lightweight, can fit to ears very comfortablely, no pressure to ears at all.

Specifications:
bluetooth version: bluetooth 5.0
operate distance: about 10 meters
bluetooth protocol: HFP, A2DP, HSP, AVCRP
Frequency Range: 20-20000Hz
Sensitivity: 105dB
Mic Sensitivity: -42dB
Impedance: 32?
Earbuds Battery Capacity: 50mAh
Playback Time: about 4 hours
Charger Box Battery Capacity: 300mAh
Earphone Weight: 4.2g
Earphone Size: 20*17*14mm
Charger box size: 70*38mm
Charger box weight: 28g