3000ft Ultra Distance Outdoor Listening Device
This professional wireless sound pick up device has a 3000 foot extended range!
It captures clear voice outside and can be connected to a recording device..
Bird watchers, people outside wishing to capture distance sound will love this
It uses sophisticated and high-tech innovative circuit design,US ASIC and STD
installation process ,It is useful in many different applications such as Security
Monitoring Systems,hidden interview, tourism, anusement, field expeditions,
industrial and mining enterprises etc
1) Frequency band: 910A (UHF band),910B(ISM band short antenna )band fixed
frequency point,using soft antenna to rod antenna to receive.
2) Transmission distance:3000 ft(max 15 000 ft) in open space and under ideal
3) Power supply:the transceivers use high energy Lithium batteries witch can
be used for 36 hours to monitor and 16 hours to transmit in total.
4) Sensitivty (all directions )of sound picking up is better than 12db .Differentiate
rate is high within 300 square feet .Impedance of audio input circuitry is low.
5) The jack (3.5mm) of the monitor head can be used as input for all kinds
of audio signals,such as monitoring audio frequency and MP3 output,and so on.
7) You can insert a three-way plug to the earphone hole ,thus ,you can connect
the sound pickup to the recorder to record the content you heard at the same
time as you are listening live
WARNING: Not to be used for illegal audio monitoring!