Nortel NTAK20BD Meridian Clock Controller Board Condition:Refurbished The Aastra 6755i features 6

The Aastra 6755i features 6 programmable keys and support for up to 9 simultaneous calls through call appearances

The TDM400P supports up to four modules that can enable the quad TDM ports on the TDM400P module

Polycom 300

Numerous configurations such as frame relay emulation and passthrough and PRI switching are supported with the Adtran 1200314E2 interface card

The Toshiba DP5130-SDL can also be wall mounted

Nortel NTAK20BD Meridian Clock Controller Board Condition:Refurbished The Aastra 6755i features 6Nortel NTAK20BD Meridian Clock Controller Board Description: The Nortel NTAK20BD is a clock controller daughterboard for Meridian phone systems. This NTAK20BD is a stratum 4.