L4 Super-aural Bluetooth Wireless Earphone- RT558 Sport Bass Bluetooth Headset With Mic For All Phone
L4 Super-aural ব্লু-টুথ ওয়্যারলেস ইয়ারফোন - RT558 Sport Bass Bluetooth Headset With Mic For All Phone
Sweat and splash proof can let you enjoy outdoors activities
CVC intelligent noise reduction to provide high quality music
Music play time is about 4 hours. Talking time is about 6 hours, enhance greatly the time of use
Can display bluetooth power on your IOS device
Support multi-point connection
Bluetooth version: V4.1
Bluetooth protocol: HFP/HSP/A2DP/AVRCP/CVC
Workable distance: 10m (barrier-free space)
Charging hours: 1.5hours
Charging voltage: DC 5V
Sensitivity: 110dB + / - 3dB
Frequency response: 20-22000Hz
Use: Portable Media Player
