["The AXIS FA54 Main Unit supports up to four AXIS FA Sensor Units. It monitors up to four neighboring areas cost-effectively and extremely unobtrusively with one system. The main unit can be used to transmit video streams at full frame rate in HDTV 1080p format from four sensor units simultaneously using just one IP address. The AXIS FA54 is ideal for retail. It supports quad streaming and has an HDMITM port for connecting to a surveillance monitor or public monitor. The unit uses Forensic WDR (Wide Dynamic Range) set to motion. Axis Zipstream technology reduces bandwidth and storage requirements. Key features:", "Forensic WDR", "HDMI output, two-way audio, inputs and outputs, two card slots for microSD cards, 12V DC", "Quad streaming, Axis Zipstream and Corridor Format", "From four sensor units, video streams at full frame rate in HDTV 1080p format *All product information is based on manufacturer information. Subject to changes and errors. The manufacturer's technical data is decisive"]