VDP >> SHT-4004XA

           Features :

• 1/3" pinhole CCD metal camera included
• Intercom between the monitor and the sub audio handset
• 4-inch B/W CRT Screen
• Expandable to 2 Door Cameras
• Remote Door Release funtion
• Volume & Brightness Control
• Optional Audio Handset (1EA) linked to a SHT-4004
• B/W Metal Pinhole camera included (SHT-CP600)