Network video intercom call relay without Dahua VTO2301R-P

VTO2301R-P is a compact and durable network video intercom that operates on the SIP2.0 protocol and provides stable connection with both DC 12-33V power supply and PoE (802.3af) standard. The device does not contain a relay, which reduces mechanical wear and increases its reliability. The waterproof and dustproof design is suitable for outdoor installation, and high-quality video and two-way audio communication provide safe and convenient access control.