Handset Receiver — Hearing aid compatibility
Wall Mount Hook – Keep the handset on hook while in wall mount condition.
Flash Button – 600ms flash time by default; flash time can be set from 100 to 900 ms, or set at 1000ms.
Redial Button — automatically redial the last dialed number. By default, the last dialed number disappears after 5 minutes to protect guests’privacy. You can set whether the last dialed number shall disappear or not.
VOL Button – three-level volume adjusting.
Mute Button – In phone conversation, it can stop phone transmission on your side (with light indicator).
Message Waiting Light – indicator of ringing, voice message; high-voltage and Lucent light by default.
Wall-mount or Desk-mount Optional.
Dial Character: Standard 12 group( DTMF）
Handset cord: 2.70m
Line cord: 1m and 12cm
Operating Voltage: 24V～60V DC
Quality Control: ISO9001