VOX Telephone Amplifier with Booster Button & Tone Control

This VOX Telephone Amplifier with Booster Button & Tone Control is a sleek modern design with simple connection.

The Geemarc telephone amplifier is light and portable with automatic detection of best frequencies and band making, it is compatible to 99% of modern telephones.

This telephone amplifer receives volume control upto 30 decibles and upto 40 decibles gain with boost volume button and automatically switches on and off with voice detection.

The VOX Telephone Amplifer enables the use of a shaker ringer indicator as an optional extra.