Main Features
The JR308-FK-OW-AL Emergency Intercom is designed with a 304 stainless steel body, offering an optional SS316 variant. It boasts an IP55-IP65 waterproof rating and advanced noise reduction technology for high-definition calls. The device is corrosion-resistant and complies with CE, FCC, RoHS, IK10, IP65, and ISO9001 standards. It features hands-free operation with a vandal-resistant metal button for emergency calls, a full metal keypad, a noise-cancelling microphone, and a built-in 2W speaker. The intercom is wall-mounted with an M16 cable gland, ensuring durability in humid and corrosive environments. It is suitable for various locations such as parking lots, elevators, hotels, and more.

Technical Specifications
The intercom is compatible with standard PABX systems and supports remote programming. It includes a programmable auto hang-up timer and scheduled dialing to check functionality. The device can control external devices remotely and supports sequential calling. It operates in temperatures from -40˚C to 65˚C and has a mean time between failures (MTBF) exceeding 50,000 hours. The power supply ranges from 24 VDC to 65 VDC, with operating current between 20 mA DC to 100 mA DC. It supports both PD and DTMF dialing methods and offers enhanced protection against lightning and transients.

Applications
The intercom can connect to PABX systems for external calls via PSTN or convert analog signals to SIP signals for SIP-based systems. It is applicable in various scenarios including metro stations, airports, business centers, clean rooms, banks, hospitals, and schools.

Dimensions and Packaging
The unit size is 220x160x50 mm, with shipping dimensions of 340x235x165 mm. It is packaged with foam padding in a carton, with a gross weight of 2.5 kg and a net weight of 2 kg.