Features:
1) Two-wire structure, compatible with ordinary two-wire phone lines
2) All extension ports of PABX can connect with key phone at the
same time, use key phone directly after connect
3) 3.5-inch screen LCD display
4) Green fluorescent screen for vision protection
5) Call waiting
6) Number dialing before lift up handset
7) 48pcs DSS buttons, allowed option expandable DSS board KB-96
that has 96pcs DSS buttons to have maximum of 144pcs buttons
8) Various working modes
9) Time auto answer
10) Non answer transfer
11) Long-distance telephone IP
12) Paging (intercom conference)
13) 12 pieces of music to distinguish which extension is ringing
14) Dial out and dial in calls on holding / retrieved
15) Caller ID with name of caller
16) Intercom short message (SMS)
17) Two period of time alarm clock
18) Telephone book
19) Ordinary alkaline battery compatible
20) Dialing and answering, automatic time reckon
21) Redial / call back
22) Calendar, date, time, week display
23) System state display LED indicator
24) Extension personal password
25) Do not disturb (DND)
26) Programmable DSS button, allowed program by PC software
27) Call track record
