http://cgi.ebay.com/Whelen-WS-295HFS4-Remote-Head-/290521793702?pt=BI_Security_Fire_Protection&hash=item43a472c4a6#ht_500wt_1120
Can this work on a 295HFS6 or only the HS4 remote amplifier?
Can this work on a 295HFS6 or only the HS4 remote amplifier?