سماعات اذن بلوتوث لاسلكية ستيريو بميكروفون بتقنية الغاء الضوضاء من جوي روم JR-T03S، اسود

Brand: Joyroom 
Model number: JR-T03S Pro
Type: Earphones
Color: black
Dimensions: 19.5 x 10.2 x 4.2 cm
Weight: 0.319 kg
Bluetooth: version 5.0
Support protocol: HFP/HSP/A2DP/AVRCP
Speaker: 13 mm
Distortion: 85db
Frequency response range: 20-20 KHZ
Battery type: polymer battery
Battery capacity: 45 mAh
Charging box battery capacity: 360 mAh
Charging current: 50 mA
Charging time: About 90 minutes
Charging input voltage: DC 4.8~5.4V
Rated power: 3 mW
Talk time: about 4 h
Music time: about 5 h
Standby time: About 520 days