AK-16 DTMF Controller for Remote Relay Control
The AK-16 DTMF Controller Board has 16 relay driver outputs. It will connect directly to the RB-16 relay board. It can control 16 relays by latching and un-latching or turn on momentarily. Activation code is programmed using DTMF.
Size: 3.25″ x 2.75″