Product Information:
Transmission range :10 meters
Bluetooth protocol :5.3
Usage: hanging ear type
Color: White, orange blue, black, gray
Mold type: private mold
Chip type: Jerry

Sound diaphragm: aluminum plated liquid crystal polymer diaphragm
Voice unit: 10*5mm custom Hi-Fi miniature full frequency unit
Acoustic structure: enclosed
Frequency response range :50Hz-20 KHZ
Resistance :160
Maximum output performance :30mw(IEC)
Battery life: Single T22 with charging bay: can play music for about 24 hours, or talk for about 20 hours
Fully charged T22: Can play music for about 9 hours, or talk for about 8 hours

Packing list:
Headphones X1PCS
Charging cable X1PCS
Packing box X1PCS
User manual X1PCS