Talk-A-Phone Select either ETP-GSM or ETP-CDMA-V for a 3G cellular interface for use with an ETP-400/ETP-500 Series Analog Call Station. - CELL-INTERFACE
(Manufacturer Standard Warranty) - Not Clear what product you need, or can't find your specific product/service part number? Call us +44 330 043 2524 | You can also use the quote request page