40 Mile range in Air Transmitter has a 1 Year Battery Life. GlobalSpy Tracking Receiver 100 Choose any two frequency bands, no more than 4 MHz apart. Expanded frequency range helps avoid interference on crowded bands. Tracks up to 100 separate transmitters. Responsive to both strong and weak signals for precise locating.
Attenuator prevents swamping, insures accurate close-in tracking.
Noise blanking circuit reduces unwanted signals Signal meter needle deflects to show signal strength, matching beep. Signal meter is backlit to enhance night tracking Flashing LED matched beep and needle. Weight, less than 2 pounds. DC cord allows for external operation from vehicle's 12v cigarette lighter. Recharge unit, DC power cord.