Best wireless headphone

1.Uses 2.4Ghz frequency
2. Disitance is more than 10 meters
3.Includes lithium battery
4.Plug and play without any software

 

Specifiction
1.2.4GHz digital wireless transmission technology
2.the code-free plug and play intelligent connection
3. High anti-jamming capability
4. Hi-Fi Stereo
5. Remote Volume Control
6.Switchable omni-directional microphone,noise reduction
7. Build-in high-performance rechargeable lithium battery
8.Charging and low voltage lights
9.Auto power off and power-saving features
Ellectiric current
Basic Key-press functions	Power switch button,the code key,  Volume+,Volume-
Frequency response	20Hz~20khz
SNR	90dB
Distortion	≤1%
Operating voltage	3.3-4.2V
Electiric current	65mA
Maximum output power	4mw
Speaker size	40mm
Speaker impedance	32
Microphone Specifications
Size	6.0mm
Frequency response	100Hz-8khz
Sensitivity	-38dB
Dongle specifications
Ellectric current	2400Mhz-2483.5Mhz
Modulation	GFSK
Receving distance and range	10m,360º
Battery specifications
Battery capacity	5V
Battery life	60mA
Charging time	USB
RF specifications
Carrier frequency	320mAh
Battery playback time	5 hours
Charging time	2 hours