Product Name ：TWS Earbuds BT Wireless Earphone With Charging Case
Size ：45mm*25mm*20mm
Colour： Black,White,Gold,Pink,Red
BT version：V4.2+EDR BT Wireless Earphone
Working distance：10m Wireless TWS Earbuds
Model：I7S TWS Earphone
Support ：A2DP 
Support two devices at the same time
Battery capacity：65mAh / 1000mAh
Charger time：1~2 hours
Working time：5~6 hours
Standby time：100 hours
Frequency response range：20-20000Hz
Power level：CLASS II
Output power：30mW
Operating voltage range ：3.0V-4.2V
Mitou sensitivity：42dB
Packaging include：I7 Earphone *2 / USB cable *1 / User manual *1