Original Wireless Headphones M11 TWS Bluetooth 5.0 In ear earphone

Item Type: Earphone Accessories Kits
Model Number: M11
Package: Yes
Material: Silicone
COLOR: Black
Automatic turn on/off: Support
Wireless connection: Bluetooth 5.0
Way of use: In-ear
Earbuds waterproof level: IPX7 ( shower,snorkeling,rain,sweat)
Communication distance: 10 meters (accessible open environment)
Music playback time: about 4 hours (full power single use)
Standby time: about 120 hours
Single earphone battery capacity: 50mAh
Charging box battery capacity: 3300mAh
Headphone charging time: about 2 hours
Level of sensitivity: 120±5dB
Bare weight: about 79g
Frequency Response Range: 20-20000Hz
Output current: 0.5A
Operating Voltage: DC 5V
Functional use: bluetooth headset , music headset , sports headset
Compatibility: for iOS /Android smart phone,smart tablet