HBQ I7S Double Dual Mini Wireless 4.1 Bluetooth Earphone With Power Case
HBQ I7S Double Dual Mini Wireless 4.1 ব্লুটুথ ইয়ারফোন উইথ পাওয়ার কেস
Product details of HBQ I7S Double Dual Mini Wireless 4.1 Bluetooth Earphone With Power Case - White
Drive: 15mm
Impedance: 32 OHM
Bluetooth version: Bluetooth v4.1+EDR
Bluetooth frequency: 2.4GHz
Power level: CLASS II, output power: 30mW
Bluetooth Distance: obstacle free 10 meters
Frequency response: 20-20000Hz
Working voltage range: 3.0V-4.2V
