Auxillary Equipment - Wired SW-PSU1 - STD PSU 1AFor use on all HKC and many other panels. SW-PSU1A EN - EN PSU 1AFor use on all HKC and many other panels. SW-PSU2A EN - EN PSU 2AFor use on all HKC and many other panels. JB-B / W - Junction Box - White / BrownEnclosure within which alarm & tamper circuits are connected. PET-LENS - PIR Pet Lens (Pack of 10)The Pet-Lens has been designed for products using quad-el… GSM-WiFi Ext. - GSM-SC / WiFi ExtenderThe GSM-WiFi EXT can be used if you have a GSM-SC, GSM-Q …