Huawei FreeLace Headset (CM70-C) - Color Graphite Black (Open Box)

Main Features:
Flash connect fast charging technology, just plug in the phone through the built-in Type-C interface of the headset to complete the one-step flash connection
Headphone unit: 9.2mm moving coil unit
Bluetooth version 5.0 
Waterproof rating IP55
Fast charge, charge for 5 minutes, play for 4 hours
Total playing time 18 hours 
Total standby 12 days
Call noise reduction, smart magnetic attraction
Sensitivity 98dB
Battery capacity 120mAh
Frequency response range 20 - 20KHz
Headphone cable length 788mm

Note:
1. You need to upgrade the latest EMUI 9.1.0.151 and above version of the mobile phone. When the Bluetooth status of the mobile phone is turned on, it can plug and play
2. Requires mobile phone, PC, tablet with Type-C interface, and supports reverse charging function

Specification