Sports Wireless Bluetooth Headphones with Mic
স্পোর্টস Wireless ব্লুটুথ হেডফোন ওয়িত মাইক
Use: Universal for Bluetooth device（as Android/ios mobile phone）
Bluetooth version: 4.1 Job scope: > 10 meters (disabled)
Standby time: > 180 hours
Charging time: 1 hours Support agreement: A2DP, AVRCP, HSP, HFP
Frequency response: 20 Hz 20 kHz
