rt-558 wireless bluetooth headset sports music gaming handsfree for all smartphones

Description:

Style: Ear Hook
Certification: None
Vocalism Principle: Dynamic
Origin: CN(Origin)
Control Button: Yes
Active Noise-Cancellation: Yes
Communication: Wireless+Wired
Volume Control: Yes
Sensitivity: 125dB
Wireless Type: bluetooth
Is wireless: No
Max Output: 0mW
Line Length: 0.6m
Support APP: Yes
Function: Common Headphone
Function: For Mobile Phone
Function: Sport
Number Of Drivers: 2
Plug Type: None
Package List: User Manual
Package List: Charging Cable
Impedance Range: up to 32 ?
Connectors: USB
Model Number: 558 Earphone
Earcups Type: Semi-open
Headphone Pads Material: Other
Bluetooth Version: 4.2
Codecs: None
Support Memory Card: No
Driver Diameter: 10mm
Resistance: 32?
Waterproof: No
Frequency Response Range: 20 – 22000Hz
Total Harmonic Distortion: 1%
With Microphone: Yes
Features: With Microphone
Features: Active Noice Cancelling
Charging Method: CABLE
Magnet Type: Other