Used PC-Canada maybe 5 times so far. Prices are good, shipping is quick for my location - Mississauga, ON, usually delivered the next day.
The Aastra M670i expansion module is designed to increase the power and flexibility of 6700i Series SIP telephones. Up to three modules can be used with the 6753i, 6755i, 6757i, or 6739i telephones to create a powerful, feature rich console option. Modules share power and signaling with the phone, eliminating the need for additional wiring.
Designed for receptionists, administrative assistants, call center agents, power users, and executives who need to monitor and manage a large volume of calls on a regular basis, the 6700i Series Expansion Modules provide an intelligent choice for all Enterprise IP environments.
The M670i is equiped with LED status indicators and supports a variety of programmable features including Line, Speed Dial, Busy Lamp Field, Bridged Line Appearance, Shared Call Appearance and Do Not Disturb.
Sharing both power and signaling with the 6700i Series phone, the M670i can be easily added without additional installation or wiring expense. Simplified configuration via WebUI or configuration file from the phone.
Up to three M670i modules can be used with the 6700i Series models 6753i, 6755i, 6757i and 6735i, 6737i, 6739i, offering up to 108 additional keys. Growing businesses can start with a single module and add more as their needs increase.