- Aastra 80c00010aaaa Expansion Module
- Provides 16 Additional Programmable Keys With Builtin Leds
- Compatible With The 6865 6867 And 6869 Phones
- Paper Insert Labeling
- Can Be Daisy Chained With The M685 For A Combined Total Of Up To 3 Modules
- No Separate Power Adapter Required
- Brand: Aastra
