Zero Config
500 users
Encryption security
Gigabit
Auto attendant
Recording
Call queue
Call detail records
IVR
SIP video
System backup
Voicemail to email
Fax to email
Phonebooks
Voicemail
6 SIP accounts,L1/L2/L3 line support monochrome LED light
2.4", 320*240 revolution Color LCD
Multi-scene switch key
Navigation key
LED Phone status indicator