Aristel AV-20 possesses the most preceding technology with minimum configuration of 2 co lines & 8 hybrid stations, expandable to a maximum of 4 co lines & 16 hybrid stations. Designed as hybrid System can connect directly with the key phone or SLT according to customers' requirements. All the telephones, not only the key phone but the SLT can offer caller ID function as well as incoming call following up. In addition, Aristel AV-20 is equipped with complete peripherals, such as RS-232 for data output, door phone, multi-function sensor, multi-function relay, external music sources, external paging, voice auto-attendant and so forth.

System Features of Aristel AV-20 Series Systems:

» System ringing/system time setting
» Auto Attendant *
» Trunk Auto-hunting
» Last Number Auto-redialing
» Internal / External On hold music/ background music
» Call Forwarding (no answer/busy)
» Conversation Time Control
» Call Pick Up
» Toll Restriction
» Dialing pause time setting
» Busy remind
» Night service
» Direct Inward System Access (DISA) *
» Door Phone / Door switch *
» Hold / Absolute Hold
» Fax Monitor
» Flash time setting
» Internal / External Line Ringing Setting (9 different ringing frequencies)
» Fire Alarm / Break-Off Alarm *
» External ringing start-up Background Music
» Short-Circuit Protection Device
» Connect to another PBX setting
» Account Code
» Internal/External paging, Internal/External paging in group
» Auto ask-for-help
» Message-leaving / Barge in/monitor
» Hot Line Setting
» Trunk queuing/Automatic Recall
» Call Forwarding Follow Me
» Night Directed Transfer
» Multi-function Relay / Multi-function Sensor Control *
» Programming during conversation
» SLT Message Setting
» Telephone Directed /Selected / Auto Transfer
» Direct Dialing for Intercom *
» System Speed Dial / Personal Speed Dial Group
» Station Message Details Report (SMDR) *
» Door Pone Setting *
» System Data Printing *
» Message information Setting
» Manual / Auto Service Optional
» Internal / External Directly Dial / Function Setting
» Lightning Protection
» Caller ID for SLT *
» Conferencing
» Hold / Absolute Hold Recall
» Auto-redial

* means the optional function