Product description:

Headphone lamp status indicator

Power on: blue LED light is on
Power off: red LED flashes 3 times
When charging: red LED is bright
Charging completed: red LED off

Pairing instructions:

First pair the two bluetooth headsets together

Then pair the bluetooth main device to realize stereo sound

The left and right ears of S2 have been paired at the factory

Product information:
Name :(TWS) S2

Color: Chinese red, champagne gold, gentleman grey

Technical specifications:
Size: 39 & times; 56 & times; 188 mm
Weight of earplugs (each) : 5g
Charging box: 100g
Output power: 5mW
Channel: stereo
Distortion: THD < 0. 1%
Frequency response: 6hz-20khz
SNR: 295dB (a-weigth)
Battery capacity earlobe (each) : 60mAh
Charging box: 1200 ma
Battery charging time: 90 minutes for earplugs

Charging box: 2 hours