Wired Three-model In-ear Bluetooth Headset

Product Information:

Model: Wire Headset
Appearance Type: In-ear
Technology Category: Capacitive
Transmission Method: Wired
Sensitivity: 120 (dB)
Cable Length: 120 (cm)
Compatible Platform: Universal

A:【Round hole】Apple Android Universal Edition
B: TYPE-C interface
C:i7 headset: Wire-controlled Bluetooth version