K-6009 WIRELESS KEY & RADIO INTERFACE KIT NESS NESS K-6009K 6009 WIRELESS KEYS & RADIO INTERFACE KIT NESS "It's a Wireless World" The NESS RK4 Radio Key & Radio Interface Kit provideswireless Arming, Disarming and Aux functions for Ness D8x D16x control panels. In addition the receiver provides the interface for wireless detection devices. 4 wire data connection to the control panel. Includes 1 x 100 200 Ness radio Interface, 2 x 106 167 Ness RK4B Radio Keys. Compatible with D8x D16x control panels Rev 4. 0