https://www.banggood.com/Haylou-GT1-TWS-Wireles...
Coupon: BGGT11

1. Adopt true wireless 5.0 technology, strong wireless signal. You can enjoy music in a 10-meter working distance.
2. Touch control design for easy use.
3. Superior sound quality. With intelligent DSP noise reduction technology, the item can deliver high quality music and enjoyable listening experience for compatible devices.
4. IPX5 waterproof design for which it will be available when wearing in a rainy day and gyming.
5. Comfortable to wear, ergonomic design and with no pain for long time wearing, it will not fall off when running.
6. Strong compatibility and compatible with IOS Android devices.
7. With portable charging box design, it can keep full battery state. And necessary for driving, working, indoor and outside sports. 310mAh storage can provide 12 hours use for earphones.

Brand Haylou (Xiaomi ecological chain)
Model GT1
Color Black, White
Wearing Type In-ear
Technical Parameters
Microphone Yes
bluetooth Version V5.0
Transmission Distance 10m
Waterproof IPX5
Receive Sensitivity 110dB
Impedance 32Ω
Frequency Response 20-20kHz
Battery Capacity Charging box: 310mAh, 3.7V
Earphone: 43mAh*2, 3.7V
Charging Time (h) 1.5h
Working Time (h) 12h
Standby Time (h) 120h