earphone mic
1.Made of plastic
2.Innovative style and superior quality
3. Competitive price and prompt delivery
4.OEM servi
earphone mic
This 2.4GHz wireless Headphone chips are produce from Japan international development company. So far, only “Sony”and our “Easda”wireless headset use this chip .
And it is different with bluetooth, because our item can pass FCC and harmless to the body.
Specifications
2.4GHz digital wireless transmission technology
the code-free plug and play intelligent connection
High anti-jamming capability
Hi-Fi Stereo
Remote Volume Control
Switchable omni-directional microphone, noise reduction
Built-in high-performance rechargeable lithium battery
Charging and low voltage lights
Auto power off and power-saving features
Electric current
Basic key-presss functions | Power switch button, the code key, Volume+, Volumn- |
Frequency response | 20Hz~20kHz |
SNR | 90dB |
Distortion | ≤1% |
Operating voltage | 3.3-4.2V |
Ellectiric 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
Ellectiric current | 2400MHz-2483.5MHz |
Modulation | GFSK |
Receiving distance and range | “10m,360°” |
Battery specifications
Battery capacity | 5V |
Battery life | 60mA |
Charging time | USB |
RF specifications
Carrier frequency | 320mAh |
Battery playback time | 5hours |
Receiving distance and range | 2hours |
System requirements
USB interface
WindowsXP, Windows Vista Windows 7 systerm.
