Product information：

Technical Parameters
Bluetooth version: V5.0
RF power: +4DBM
Bluetooth distance: 10 meters MAX
Frequency response: 20-20KHz
Battery specification: 1003035 (1050MA)
Product size: 80x46x13mm

Electrical performance description:
Charging input voltage range: 5V
Battery charging saturation voltage: 4.2V
Battery charging saturation time: about 6~8 hours when fully charged, the red light is off, and the blue light is always on
Low battery warning voltage 3.3V, red light flashes 3 times every 2 minutes to remind
Low power shutdown voltage 3.0V, red light on, shutdown
Shutdown quiescent current 100nA
Working current 20~40mA
Full battery life 30~38 hours
Standby time 180 days

Packing list:
1.50cm USB-MICRO 1PCS
2.50cm 3.5 audio cable 1PCS
3. Neutral English manual 1PCS

 

Packing list
Bluetooth receiver x1