This is an Inter-tel Axxess 550.4200 DSS Console. This DSS includes the PCDPM/DSS (813.1567) and its cable PCDPM/MDPM (813.1566), which is everything the DSS needs for installation.
More Information:
Compatibility:
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This DSS unit works with the Inter-tel 550.4500 Executive phone and the 550.4400 Standard Display Phone only.
**Power supply NOT included
