7138IP | Expansion Module
Increases Call Control and Flexibility
7138 EXP is ideal 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.
Key Features
- 38 Programmable Keys with dual-color LEDs
- Creates up to 228 programmable keys when 6 modules are daisy chained
- Supported on 7126IP and 7128IP models
Main Features

- 38 programmable keys each with a dual color LED
- Daisy-chain 6 modules for 228 programmable keys
- Dual color (red or green) LEDs for line status information
- Supports Busy Lamp Field(BLF), Bridge Line Appearance(BLA)
- Programmable for speed dialing, call pickup, Intercom, hold, transfer, voicemail, forward, DND
- Up to 2 expansion modules can be powered by the host phone; 3 or more requires power adapter on one of the modules
Physical Features
- 2xRJ-12(6P6C) ports for data in and out
- Power adapter: AC 100~240V input and DC 5V/1.2A output
- Weight: 255g
- Dimensions: 132x143x42mm
- Operating humidity: 10~95%
- Storage temperature: max 60 C
