Awei SPORT BLUETOOTH WIRELESS EARPHONE
Awei Sport ব্লুটুথ ওয়্যারলেস ইয়ারফোন
Model: RB-S9
Bluetooth version: 4.1
Sensitivity:92dB
Frequency: 2.40GHz-2.48GHz
Chargeing port: Micro USB
Battery capacity: 130 mAh
Standby time: 180 hours
Talk time: 10 hours
Playing time: 9 hours
Charging time: 1.5h
Frequency Response Range:20-20000Hz
Length: 60cm
Net weight: 15.1g
Transmission radius: 10m
