Door Station with 2-Wire Technology for Villas The Dahua VTO2202F-P-S3 is an IP video door station designed for single-family homes and small commercial properties. Featuring a 2-megapixel camera, a 168.6° horizontal field of view, two-wire and PoE support, and remote access via the DMSS app, it enables reliable door communication and convenient access control. The rugged aluminum housing with IP65 and IK07 protection is designed for long-term outdoor use.