Frequently Asked Questions
What unlock methods does the Q520 support?
The device supports multiple secure unlock methods, including DTMF (via phone), numeric passwords, RFID cards, and internal indoor switches.
Is this door phone compatible with my existing PBX system?
Yes, it uses standard SIP 2.0 protocol and is compatible with major platforms such as 3CX, Asterisk, Broadsoft, Elastix, and more.
Can the Q520 be installed outdoors?
The device features an IP65 rated waterproof and dustproof design, making it durable for various indoor and protected outdoor environments.
Does the device support Power over Ethernet (PoE)?
Yes, the Q520 supports standard PoE (802.3af Class 3), allowing for simplified installation with a single network cable for both data and power.
What is the camera quality for video calls?
The device is equipped with a 1/4" color CMOS sensor providing 720P HD video (1280*720 resolution) with a wide 110-degree horizontal viewing angle.
How many RFID cards can the system manage?
The system can store and manage up to 2000 remote access RFID cards and maintain up to 200,000 door opening logs.