Vox Controlled Relay Switch Module with MicrophoneCebekVox Controlled Relay Switch Module with Microphone. This non-latching relay switch will switch the relay on in response to a user-adjustable audio input signal level . The relay turns off when the sound level falls below the trig...Electronics > Circuit Components > Printed Circuit Boards > Development BoardsPM-14PM-1414.77Quasar Electronics Limitedhttps://quasarelectronics.co.uk/Item/cebek-pm-14-vox-controlled-relay-switch-module-with-microphone
The Cebek PM-14 is a VOX controlled relay switch module with an electret microphone input. The non-latching relay will switch on in response to a user-adjustable audio input signal level. The relay turns off when the sound level falls below the trigger threshold.
The microphone is mounted on a separate board with a 10cm approx connection lead.
Relay is rated to switch loads of up to 5 Amps
Adjustable trigger sensitivity
LED status indicator
Reverse polarity protection
Operating voltage is 10-15V dc
All modules are supplied fully assembled and tested so you only need to make the necessary connections.