ZKTeco USA | 8 channel I/O Expansion Board 1*RS-485 8*supervised input (AUX IN) 8*relay output (AUX OUT) 1* power Input (PWR IN) 1*power o | AMT-AHEB-0808

8 channel I/O Expansion Board 1*RS-485 8*supervised input (AUX IN) 8*relay output (AUX OUT) 1* power Input (PWR IN) 1*power output (PWR OUT) 1*power detection (AC fail) 1* backup battery detection (BAT Fail) 1*tamper input (TMPR) Inputs: 4 state supervision Outputs:8 relays, 8* Form-C with dry contacts Communication: RS485 supports OSDP V2.2 Power & Relays: 12 - 24 VDC, 550 mA maximum Works only with inBio-Pro & AtlasX60 panels Weight: 4 lbs. Shipping Box Size: 10" x 7" x 3"