top of page

Telephone Call Signal

GLA-33 Telephone Call signaler


GUARDMAN® Telephone Call Signaler is a simple daily living assistive device for the Hearing Impaired/Elderly. The device amplifies an incoming telephone ring and alerts user with a bright flashing indicator.




  • Easy to use

  • Telephone ring amplifier

  • Extra loud sound > 95dB 

  • Volume selector: Off / Low / High 

  • High pitch ring tone and super-bright flashing light 

  • No battery required

  • Wall-mounted or table stand


  • Battery: No battery required

  • Product dimension: 72 (L) x 23 (W) x 114.5 (H) mm

  • Product weight: 55g

  • Accessories: RJ11 telephone splitter and 3 meters long connection cord

bottom of page