Audio Indoor Monitor

 Physical Property
  System  Linux
  Front Panel  Plastic
  Power Supply  PoE (802.3af) or DC12V/2A
  Standby Power  1.5W
  Rated Power  6W
  Wi-Fi  IEEE802.11 b/g/n,@2.4GHz (Optional)
  Installation  Surface Mounting
  Dimension  184 x 100 x 28mm; 184 x 158.4 x 37.4mm (with Handset)
  Working Temperature  -10℃ - +55℃
  Storage Temperature  -40℃ - +70℃
  Working Humidity  10%-90% (non-condensing)
 Audio 
  Audio Codec  G.711
 Networking
  Protocol  SIP, UDP, TCP, RTP, RTSP, NTP, DNS, HTTP, DHCP, IPV4, ARP, ICMP
 Port
  Ethernet Port  1 x RJ45, 10/100 Mbps adaptive
  RS485 Port  1
  Power Output  1 (12V/100mA)
  Doorbell Input  8 (use any alarm input port)
  Alarm Input  8