GE NetworX Interactive Security Systems for the DIYer.

GE NetworX NX-4 Cellular GSM Security System
Discontinued & Replaced by NETWORX6-GSMKIT
GE NetworX NX-6 Cellular GSM Security System
List Price: $422.45
Your Price: $281.64
GE NetworX NX-8 Cellular GSM Security System
List Price: $463.85
Your Price: $309.24
GE NetworX NX-8E Cellular GSM Security System
List Price: $528.09
Your Price: $352.06