Geemarc CL11 Telephone Ringer Amplifier-HearingDirect-brand_Geemarc,type_Telephone amplifiers

Geemarc CL11 Telephone Ringer Amplifier


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This great little unit will flash and ring very loud (up to 90dB!) to alert you to an incoming call. No power supply or batteries required simply plug in between the phone and the wall socket.

Fully compatible with BT phone lines.


  • Telephone ringer alarm
  • Extra loud ringer :up to 90 dB
  • Volume control
  • Strobe flasher

This is not suitable for use with cordless, mobile or telephones with buttons in the handset

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