Power Source

24V DC — uses PS2420UL

Communication

Hands-free (VOX) or push-to-talk (simplex)

Video Dislay

7" LCD screen

Picture Memory

Internal/Build-in: record ten calls max. (ten seconds per call) with up to five calls protected from overwriting
SD/SDHC card: record max.
1,000 calls (10 seconds per call) with up to 100 calls protected from overwriting.

Door Release

N/O dry contact, 24V AC/ DC, 1A

Mounting

Surface count directly to wall or desk mount using MCW-S/B

Wire Type

Door Station to Master Station: 2-cond., mid cap, solid, non-shielded — use Aiphone #871802
Door Station to Expansion Station: 2-cond., mid cap, solid, non-shielded — use Aiphone #871802
Expansion Station to Master Station: 4-cond., mid cap, solid, non-shielded — use Aiphone #871804
Expansion Station to Master Station with door release: 6-cond., mid cap, solid, non-shielded — use Aiphone #871804 + #871802

Distance

Door Station to Master Station: 165' (22 AWG) 330' (18 AWG)
Door Station to Expansion Station: 165' (22 AWG) 330' (18 AWG)
Expansion Station to Master Station: 165' (22 AWG) 330' (18 AWG)
Power Supply to Master Station: 16' (22 AWG) 33' (18 AWG)

Dimensions

5-1/8" H x 9-1/16" W x 13/16" D