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: 32Ω

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