Intercom Radio Call Box is wireless for UHF radio frequencies 460-470Mhz, Features: Stainless steel faceplate with vandal-resistant screws, Stainless steel sealed vandal-resistant push-to-talk button, An affordable add-on to any radio system for 2-way voice communications, 1 channel, 1 Watt transmitter, Simple push-to-talk  operation, Internal low profile antenna, Battery powered, 500 transmissions on a set of6 D alkaline batteries (not included), 1 year warranty, Designed, manufactured, and serviced in the USA, Includes: Synthesized programmable transceiver, vandal-resistant housing and stainless steel faceplate with sealed PTT button, and basic owners manual. Up to 2 mile range under ideal conditions. Options available please inquire (such as VHFfrequencies), Gate opener option, etc.

Affordable 2-Way Intercom communications between your radio and this Call Box or to a Base Station. Numerous Applications!

• Voltage available: Battery operated, external power source as an option (please inquire) 
• Temperature Range: Not Available
• Listings: Meets FCC Requirements
• Indoor / Outdoor Use
• Mounting: Surface Mounting
• NEMA 4X Rated Enclosure
• Internal Antenna