Dedicated voice amplifier for your Alge headsets --
features volume control, dual outputs, and 3-way talk-control switch!
A bit bigger than a deck of cards, the SV4 speech amplifier is an ultra-efficient amp specifically
designed for the Alge Q34 & HS-1D headsets. It's 3-way talk
switch allows complete flexibility over your voice options,
while its ingenious circuitry provides outstanding speech
clarity. Effective from 2006, all SV4's come with dual outputs so two people can be connected at the same time, great for hand timing!