Helpful to transform your existing phone into a loud ring, with visual indicator. The compact CL11 gets your attention with a bright strobe ringer that’s noticeable even when you’re not looking. Easy solution for giving your home an additional ringer that can amplify sound to as high as 95dB (measured value at 1 metre). The CL11 is a universal accessory that can be used with just about any phone. Please note that it is not suitable for users with a pacemaker fitted.
Telephone ringer amplifier
Extra loud ringer (95 dB)
Volume control (Hi/Low)
Extra bright, white visual ring indicator
No battery needed
Connected directly to the telephone and to the telephone line