Signalling protocol

• SIP 2.0 (RFC - 3261)

Buttons

• Button type: transparent plastic
• Number of buttons: 1 or 2 (the pack holds plastic buttons for both 1 or 2 button options)
• Numeric keypad: no

Audio

• Microphone: built-in microphone
• Speaker: 2W
• Sound pressure at 1 kHz at 1 m distance: 78 dB

Audio stream

• Codecs: G 711, G 722

Camera

• HD camera resolution: 1280×960
• Viewing angle: 135°horizontal 109° vertical
• Night vision: no

Video stream

• Codec H.263+, H.263, H.264 only for VoIP calls
• MJPEG for http streaming

Interfaces

• PoE: PoE 802.3af LAN connector
• Connector for expansion module (RFID reader)
• Internal tamper switch
  IN1 input terminal passive/active mode (-30 V to +30 V DC)
  OFF = open contact or UIN > 1.5 V
  ON = closed contact or UIN < 1.5 V
• Relay output 30 V/1 A AC/DC, output NO/NC
• Active switch output: 8 to 12 V DC depending on Power supply (PoE: 10 V; adapter: source voltage minus 2 V), max 400 mA
• Input for external power supply: 12 V/2 A DC