Aastra M670i (536M Module)


  • Up to 9 call appearance lines over the phone and expansion modules
  • Shared Call and Bridged Line Appearances (SCA & BLA)
  • Busy Lamp Field (BLF) — maximum of 50 BLF per phone
  • Programmable Speed dials
  • Custom XML feature key support
  • Call park and pickup
  • Directory
  • Callers log
  • Do Not Disturb
  • Flash features
  • Feature availability dependent on IP telephony systems

Product Description

Aastra 6700i Series Expansion Modules Offer increased Call Control and Flexibility

The two Aastra 6700i Series expansion modules are designed to increase the power and flexibility of the 6700i Series SIP telephones. Up to three modules can be used with the 6753i, 6755i, 6757i and 6739i telephone 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.

Key Features and Benefits:

Flexible Features

Both the M670i and M675i modules are equipped with LED status indicators and support a variety of programmable features including Line, Speed Dial, Busy Lamp Field(maximum of 50 BLF per phone), Bridged Line Appearance, Shared Call Appearance and Do Not Disturb.

Simplified Deployment

Sharing both power and signaling with the 6700i Series phone, expansion modules can be easily added without additional installation or wiring expense. Simplified configuration via WebUI or configuration file from the phone.


Up to three modules can be used with the 6700i Series models 6753i, 6755i, 6757i or 6739i, offering up to 180 keys. Growing businesses can start with a single module and add more as their needs increase.