Hollyland 2 to 4 Wire Converter

The 2-wire to 4-wire converter can be used as connect 2-wire intercom system with a variety of 4-wire intercom system, so it is just like a bridge. The converter can be powered by internal intercom system and no need additional power supply. It provides low noise and distortion, good frequency response and support Auto Nulling. User can easily opration the input and output gain, and the converter contains 6-segment LEDs level offer a direct indication.

2-wire / 4-wire Bi-directional conversion
Auto nulling
Gain can be adjusted flexibly
6-segment LEDs level indication
Simple installation