TECHNICAL SPECS
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- Large 128×64 backlit LCD display
- Easy-to-use User Interface
- 1 and 2-Line Models (6390 & 6392)
- Missed Call Indicator
- 6 programmable soft keys with up to 20 functions
- Hands-free speakerphone
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- Headset support
- Message Waiting Indicator
- Programmable Feature Key delivering: Do Not Disturb, Call Forwarding, Voicemail
- Administrator features that facilitate installation
- Emergency calling features from line power