Color:

Crystal head without tuning mute-pick up the phone

Crystal headband tuning mute-pick up the phone

3.5mm double Plug PC head without tuning mute-connected to computer

USB Headband Tuning Mute-Computer

3.5mm single plug-in mobile phone without tuning mute-answer mobile phone

3.5mm single plug-in-tuning mute-answering mobile phone

3.5mm Double Plug-Tune Mute-Computer

Type-C mobile phone without tuning mute-answer mobile phone

3.5mm single plug-with answer key-answer phone

Type-C-with answer key-answer phone

Upgrade-Crystal Head [Intelligent Line Sequence]-Telephone

3.5mm single plug-in USB-dual-use-mobile phone computer