Emergency Intercom • Robust cold-rolled steel housing, stainless steel panel • Advanced noise reduction technology for HD calls Housed in cold rolled steel box and manufactured to high standards, these telephones offer enhanced resistance to vandalism and ensure reliable communication at all times. The LED Light continuously flashes when the emergency telephone rings and remains on during a call if the duration of a call when the EMERGENCY button is pressed to draw attention to the unit. The LED light turns off when the system is in standby mode. The emergency roadside telephone is designed for highways and high-risk areas such as campuses. It features one-button push-totalk functionality, with a blue light that flashes to attract attention. The device is waterproof (IP55-IP66 rated) and suitable for outdoor use, supporting wide-area audio broadcasts. • Hands-free operation with a single vandal-resistant metal button for emergency calls • Equipped with an LED lamp on top that blinks during incoming calls • Noise-cancelling microphone • Blue color (other colors available on request) • On wall-mounted design, 4 X Tamper proof screws for mounting

JR320-SC-SIP TECHNICAL SPECIFICATIONS SIP Specifications Technical Specifications Compatible with most SIP-based IP-PBX servers that comply with SIP RFC 3261 PoE 802.3af enabled (Power-over-Ethernet) or alternate power source PoE power supply, supports connecting the external loudspeakers (No external power supply needed) Supports automatic switching between primary and backup servers Supports remote Telnet debugging Supports two relays to remotely control external devices Operating temperature -40°C to 65°C / Storage temperature -40°C to 75°C M.T.B.F. exceeds 50,000 hours under normal operating...

APPLICATION IP telephony system is an efficient and convenient communica�on solu�on that uses Internet connec�on to implement voice calls and other communica�on services. Compared with tradi�onal telephone systems, IP telephone system has higher efficiency and convenience. Server room Control center OPTIONAL ACCESSORIES Bu�on Mul�ple Op�ons Available

APPLICATION SCENARIOS DIMENSIONS Package