Honeywell WDRR1A05A0A Limitless™ WDRR Series, Wireless Din-Rail Receiver: 2.4 GHz, IEEE 802.15.4, 5.5 dBi, Omnidirectional Remote Magnetic Mount Tilt/Swivel Antenna and 10 ft Cable, NPN/PNP Selectable, 14 Channels, Country Use: US, Canada, Mexico