4 Channel DTMF Tone Signal Decoder Relay, Audio Signal Decoding Relay, AD22B04 12V, 4 Channel DTMF Tone Signal Decoder Relay Phone Remote Control PLC auspowers_batchone Featuring a flat blade design

Featuring a flat blade design

With the breakout board

zone dampers

fine workmanship

Tested to ASTM A489 & F1941 Specifications

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