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Primarily designed for Noisy Environs
normal loud ringing is drowned or is
difficult to hear. The unit gives excellent
"bounce around" from the strobe
light. Easy to install - mount on wall,
plug into power outlet and then plug into
During incoming ring, the unit produces
a sound and also flashes a strobe light.
The sound type is adjustable across 32
settings using internal adjustments.
Suitable for direct Telephone Lines and
Analog Phone ports of PABX Systems.
RDRSSO-1A Tone Chart
Note: not suitable for use with Fluorescent lamps.
Note: The AC and DC control inputs can NOT be used at the same time
TZVA5 User Guide