This unit is a remote beltpack for use with the Anchor Audio ProLink 500 wireless intercom system.
500 ft. line of sight wireless communication
A/B channel selection
Up to two channels with four users per channel
Push to Talk or Always On modes
Heavy duty 3-pin XLR connecter
Microphone gain adjustment knob
Out of range LED indicator
FCC License Free
BP-500R Specifications: RF Frequency Range: 902-928MHz Modulation: FSK Range (line of sight): Duplex 500' / 152.4 m Antenna: 1/2 - wavelength dipole Power Supply: 9VDC, 1.2ADC Battery Life: 10 - 12 hours Weight: 1 lb. Dimensions: 4" x 3.5" x 2"