GK-M19
Bluetooth Version V6.0
Bluetooth Solution Jerry 6983D4
Audio Encoding Protocol SBC
Effective Range ¡Ý 10 meters
Earphone Battery 35mAh
Earphone Charging Time ¡Ö 1.5 hours
Charging Box Charging Standard DC 5V1A
Approximately 3 times for headphone charging
Speaker Size: 12mm
Speaker Impedance: 32 ¦¸¡À 15%
Frequency Response Range: 20Hz~20KHz
Weight (Single Earphone) ¡Ö 7.2g
Weight (Complete Set) ¡Ö 64g
Supports Bluetooth protocols HFP, A2DP, AVRCP
Signal Power Level: Class 2
Operating Frequency: 2.402GHz-2.480GHz
GHz
Earphone charging voltage DC 5V ¡À 0.2V
Charging case battery specification 400mAh
Charging time ¡Ö 1.5 hours
Connection standby time ¡Ö 40H
Cumulative battery life about 16H
Speaker sensitivity 119 ¡À 3dB
Charging case size 69 * 66 * 28.5mm
Single headphone size 45 * 44 * 15mm
The product normally includes one side with laser engraved logo and one side with parameters. If there is a silk screen requirement, the standard price is 0.3 yuan per side. Other requirements will be reported separately