CTOY S7 True Wireless Bluetooth Headphones TWS Earbuds Bluetooth 5.0 Earphones Stereo Headset With Mic Charging Box

Features:
Ergonomic design, 5g lightweight, mini size and 3 sizes of earcaps provide you long time wearing comfort, and guarantees stability when walking, running and more.
Wireless dual ear design, left and right ear channel separation. You can use the headset solely, or used them in pairs.
Auto power on and fast pairing between left and right earbuds once taking out of the charging case. Easy and quick to pair with BT-enabled audio devices.
Built-in Mic on both earbuds and noise cancelling deliver clearer and more real talking sound in stereo mode.
Multi-functional smart button control let you take calls, switch songs, or voice control simply by pressing the button without taking your smart phones out of your pocket.
55mAh battery in each headphone ensures 4 hours of working time. Charged automatically in the 500mAh charging case which enables dual headsets charging for about 5 times. 
Specifications:
Model Number: S7
BT Version: BT 5.0
Frequency Range: 20-16000Hz
S/N: ≥95dB
Impedance: 32Ω
Transmission Distance: 10m/33ft
Charging Case Capacity: 3.7V 500mAh
Earphone Battery Capacity: 2* 3.7V 55mAh
Working Time: about 4 hours 
Charging Time: about 1.5 hours
Color: Red, Silver, Gold (Optional)
Earphone Size: 2.4*2.2*1.9cm/0.94*0.87*0.75in
Earphone Weight: 10g/0.35oz (Pair of Earbuds)
Charging Case Size: 7.5*5.9*2.6cm/2.95*2.32*1.02in
Charging Case Weight: 81g/2.86oz
Package Size: 12.4*8*3.4cm/4.88*3.15*1.34in
Package Weight: 157g/5.54oz
Package List:
1* Pairs of Headphone
3 * Pairs of Earcaps
1* Charging Case
1* Charging Cable
1* User Manual (English / Chinese)
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