The Fanvil i23 SIP Door Phone houses the latest technology and incorporates 10+ years of development and next generation product design. It is enterprise level hardware that uses the IP/RTP/RTSP protocol for voice transmission. It features HD voice and an intelligent security system. The i23 will keep your guests and employees safe, while offering excellent tools for entry control and monitoring. The video access controller does not require additional wiring and the i23 supports fiber. It supports RFID cards and allows remote DTMF support. It can be wall or flush mounted depending on your needs. This model is water-proof, dust-proof and vandal-proof. The i23 is built with tremendous quality and holds both an IP65 and IK10 rating. It can also withstand subzero temperatures (-40 Celsius). The Fanvil i23 SIP Door Phone enjoys a full range of system compatibility. It is compatible with several major platforms including: 3CX, Asterisk, Broadsoft, Elastix, 3CX, Asterisk, Matrix Epygi and many more. Key Features:2 SIP LinesPoE EnabledFull-duplex speakerphone (HF)Numeric keypad (Dial pad or Password input)Intelligent DSS Keys (Speed Dial/intercom)Integrated Noise Reduction with dual MICs1 embedded indoor switch interface1 embedded door switch relayEmbedded anti-dismantlement alarmExternal Power SupplyStatus indication with icons: door opened, talking, Incoming calls, network on/SIP registration onAccess control-by call, code, RFID card, indoor switchAll in ONE-door access, intercom and paging serviceDust-proof and water-proofIP65,and mechanical design for IK10 approvalWall-mount/In-Wall installation