RT558 L4 Super-aural Bluetooth Earphone - Red & Black
আরটি 558 এল 4 সুপার-আউরাল ব্লুটুথ ইয়ারফোন
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
