Main Features
The JR309-FK-OW-SIP Emergency Intercom is designed with a robust 304 stainless steel body, with an option for SS316, ensuring durability and resistance to vandalism. It is rated IK10 and IP65 for impact and water resistance, respectively. The device features advanced noise reduction technology for high-definition calls, a corrosion-resistant build, and complies with CE, FCC, RoHS, IK10, IP65, and ISO9001 standards. It offers hands-free operation with a vandal-resistant button for emergency calls, a full metal keypad, a noise-cancelling microphone, and a built-in 2W speaker. The intercom is wall-mounted with a secure cable entrance to prevent tampering, making it suitable for various environments such as parking lots, elevators, hotels, and more.

Technical Specifications
The intercom is compatible with SIP-based IP-PBX servers and supports PoE 802.3af, allowing for connection to external loudspeakers without an additional power supply. It features automatic server switching, remote Telnet debugging, and two relays for controlling external devices. The operating temperature ranges from -40˚C to 65˚C, with a storage temperature of -40°C to 75°C. It boasts a mean time between failures (MTBF) of over 50,000 hours. The device is fully configurable via a web interface, supports static IP or DHCP, and includes features like echo cancellation and flexible dial-up configuration.

Network Features
The intercom supports various network protocols, including IPv4, TCP, UDP, and more. It can be powered via PoE or a 12V DC power source, with power consumption ranging from 1W idle to 2.4W in operation. It supports SIP 2.0 protocol and offers full duplex communication with a ringing volume of 90~95 dB (A) at 1 meter.

Application
The JR309-FK-OW-SIP is part of an IP telephony system that provides efficient communication over the internet, offering higher efficiency and convenience compared to traditional systems. Optional accessories include LED beacon lights and broadcast horns.

Dimensions and Packaging
The unit measures 245x155x50 mm, with shipping dimensions of 340x235x165 mm. It is packaged with foam padding in a carton, with a gross weight of 3 kg and a net weight of 2.5 kg.

Contact Information
For more information, contact via phone at +86 - 755 - 27322952, email at [email protected], or visit the website at www.jrteck.com. The company is located at 6/F, A1, Xingyi industrial city, Baishixia Est., Fuyong, Bao'an, Shenzhen, China.