Product information:

Functions: noise reduction, call function, music support
Bluetooth protocol: 5.2
Channel: stereo
Usage: earplug type
Single or double ear: double stereo
Color: space grey, fluorescent green, extreme night black, space grey, fluorescent green, extreme night black, war damage grey, war damage yellow
Headphone size: 19.5X20X24.5MM

Packing list:

Headset X1 set
Spare ear cap X3 pairs
TYPE-C charging cable X1
Matching necklace X1
User Manual X1