S11 TWS Mini Invisible bluetooth V5.0 Earphone 9D Stereo Waterproof Gaming Earbuds With 3500mAh Power Bank

Features:
1.Touch Control:Designed with high-sensitivity touch sensors, you can easily control earbuds. No more uncomfortable pressure brought by pushing buttons, and no more worry about water leaking into the button seams.
2.IPX5 Waterproof/HD Stereo Sound: Delivers crisp and powerful sound, just enjoy wireless listening. They are designed to keep sweat and moisture out.
3.High-definition noise reduction, clear call: DSP noise reduction technology and sensitive microphone tacit cooperation can recognize vocal and environmental noise, reduce noise and improve speech clarity.
4.Single/Double Earphones Wearing Style Single earphone, easy to use while two earphones allow you to share music with your companion,enjoy more fun from wireless experience.

Specifications:
Model:S11
bluetooth Controler:V5.0
Support A2DP decoding
Received distance:Within 10 meters
Working frequency:2.402GHz-2.480GHz
Support for simple pairing
Audio decoding mode:SBC
SNR(Signal to Noise Ratio):>75dB
Degree of distortion:<1%
Input voltage:DC5±0.25V
Earphone capacity:3.7V/50mAh
Charging capacity:3500mAh
Operating voltage:3.7V(3.3-4.2V)
Charging time:≤2H
Microphone's sensitivity:-42±3DB
Low battery alarm:3.3V
Speaker Specification:32Q±15%
Time for play music continuously:≥2.5H
Standby connection time:300H
Call duration: around 260 hours or so
Operating current:≤25mA(louder voice makes greater current)
Static current:≤5uA

List:
1*S11 bluetooth Earphones
1*Charging Box
1*USB Charging Cable
1*User Manual