System Main Processor Embedded processor Operating System Embedded Linux operating system Interoperability ONVIF Network Protocol SIP; IPv4; RTSP; RTP; TCP; UDP Basic Screen Type Capacitive touch screen Display 7" TFT Screen Resolution 1024 × 600 Audio Compression G.711a; G.711Mu; G.711u; PCM Audio Input 1 Audio Output Built-in speaker Audio Mode Two-way audio Audio Enhancement Echo suppression Audio Bit Rate 16 KHz, 16Bit Function Communication Mode Full digital 2-wire Information Release Receive and view text information released by the management center (After SD card is installed, picture information can be received and viewed.) Leave Videos Yes (insert an SD card into the indoor monitor) DND Mode DND period and DND mode can be set. Number of Extension Villa: 3; apartment: 3 Storage Micro SD card (up to 64 GB) Performance Casing PC + ABS Port RS-485 1 Alarm Input 6 Alarm Output 1 Power Output 1 (12V/100mA) Door Bell Yes (use any alarm input port) Network One two-wire port and one 10Mbps/100Mbps Ethernet port (one of them can be selected) General Color Black or white Power Supply Two-wire switch (max power transmission distance: 100 m); Standard PoE Power Adapter Not included Installation Surface mount Certifications CE; FCC; UL Accessory Bracket and alarm ribbon cable (included) Dimensions 189.0 mm × 130.0 mm × 26.9 mm (7.44" × 5.12" × 1.06") Operating Temperature -10°C to +55°C (+14°F to 131°F) Operating Humidity 20% to 93% (non-condensing) Operating Altitude Beneath 3000 m (9842.52 ft) Power Consumption Standby = 2W; working = 6W Net Weight 388 g (0.86 lb) Gross Weight 741 g (1.63 lb)