12 Button Expansion Module Compatible with CISCO 7962G, 7965G and 7975G
2 Line VoIP (SIP) and SCCP Protocols 2 x 10/100 Ports plus HD Voice.
5 Inch Colour Screen Headset/Handsfree 2 Line
Executive Full Duplex Speakerphone 6 Lines Wireless Headset Support
Executive Full Duplex Speakerphone Expandable Large 5 inch Colour Screen
8 Lines 128 bit AES Encryption Interactive Key Functionality
A 6-row Graphical Display Up to 4 Key Panels can be attached Headset Port