Wireless Call Button UHF

Wireless Call Button Band Type UHF Material Polycarbonate Channels 1 Output Watts 120 mW Width (In.) 5 in Height (In.) 7 3/5 in Length (In.) 2 1/10 in 77 Programmable Channels 154 No External Channel Select Battery (6) AA Alkaline Batteries Provides Up To 7000 Transmissions Operating Range Up to 1/4 Mile Includes AA Battery Holder (Batteries Not Included) Internal Antenna Sealed Enclosure with Button and Radio Transmitter with Voice Storage Capability For Use With UHF Radios