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Bittel UM77 Cordless Slim

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  • 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.
  • SOS optional
  • 3 service buttons
  • Full length faceplate for hotel's logo and dial instructions
  • DECT1.8GHz; 2.4GHz, DECT6.0 
  • Battery capacity in standby mode: 7 days
  • Battery capacity in conversation mode: 10 hours


  • Model number: HWD9888(7715)TSD-S (Slim) (Single Line), HWD9888(7715)TSD-T (Slim) (Two Line)