Roman J3 Collar Clipped Wireless Earphone-Black
Roman J3 কলার ক্লিপড ওয়্যারলেস ব্লুটুথ ইয়ারফোন - ব্ল্যাক
Brand:Roman
Model:J3
Bluetooth Chip:CSR 8635
Bluetooth Version:V4.1
Standby Time:About 36hrs
Music Time:About 5hrs
Talktime:About 5.5hrs
Battery Capacity:About 90mAh
Charging Time:About 2hrs
Work Frequency:2.402G to 2.480G
Work Temperature:20°C-60°C
Transmission Distance:10m
Charging ⚡ 3.4V-4.2V
Product Weigt:20g
