Aastra 6737i A6737-0131-10-01 Advanced Feature Expandable IP Phone (Black/Refurbished)The 6737i is a high level phone for users who demand a lot from both their phones and their networks. Providing impressive HD audio and support for todays high speed network through dual Gigabit Ethernet ports, the 6737i combines powerful features and flexibility in a standards based, carrier grade advanced level expandable IP phone. Key Features: Mfr. Part #: A6737 0131 1001 Integrated Gigabit Ethernet Up to 9 lines with call appearances Shared call