

Bluetooth version V6.0
Bluetooth solution Jerry 6973D4
Audio encoding protocol SBC AAC
Effective range ¡Ý 10 meters
Headphone battery specification 50mAh protection board
Headphone charging time ¡Ö 1.5 hours
Charging case charging standard DC 5V1A
Approximately 2 times for headphone charging
Speaker size Ø 10mm
Speaker impedance 32 ¦¸¡À 15%
Frequency response range 20Hz~20KHz
Weight (single headphone) ¡Ö 58.6g
Weight (whole set) ¡Ö 5.0g
Supports Bluetooth protocols HFP, A2DP, AVRCP
Signal power level Class 2
Operating frequency 2.402 GHz-2.480GHz
Earphone charging voltage DC 5V ¡À 0.2V
Charging case battery specification 300mAh protective board
Charging case charging time ¡Ö 1.5 hours
Connection standby time ¡Ö 50H
Accumulated battery life of about 24H (80% volume)
Speaker sensitivity 117 ¡À 3dB
Charging case size 60x32x47mm
Single headphone size 18x19.5x32mm
