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This is a professional wireless audio frequency transport of GM Series ,is a wireless hearing-aid tool that can help you to hear distant sounds.It have characteristics as clear sound,far distance, small size and perfect functions,which using sophisticated high-tech devices monitor and circuit design,US ASIC and STD installation process.It is applicable to scene monitor and wirelss audio transmission,such as security monitoring system,hidden interview, audio visual eduction,tourism,amusement,field exedition,the industrial and mining enterprises,ans so on.
1.Transceiver frequency:fixed frequency for ISM/UHF. Using soft-antenna or 2cm fixed antenna.
2.Transmission distance: 2800 meters(max 7km) in widen area,which is according to its using conditions.
3.Power supply:The monitor head uses a high Li-battery which can be used for 16 hours in total.the receiver uses two 7th batteries of 1.5V which can de used for 24 hours in total.
4. Sensitivity:microphones sensitivity excel 12dB, high-resolution within 200 square meter (all direction).
5.Transmission distance is closely related with operation conditions and weather conditions. Open area is better than building concentrated area. Higher is better than lower. Vertical wave( antenna vertical o the floor) is better than horizontal wave. Suburb is better than downtown. Night is better than daytime. Customer can make good use of microphone and receiver based on the characteristics mentioned above.
Package Contents:
1*Audio Transmitter
1*Audio Receiver
1*User manual-English
1*Power Adapter(100-240V, 50/60hz)
1*Earphones
1*Antenna
Payment method:
TT Transfer
Paypal
Western Union
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