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J&R Technology Ltd
JR305-SC-4G Specification

JR305-SC-4G Specification

Product catalog summary

Main Features
The JR305-SC is a robust industrial telephone designed for durability and vandal resistance, housed in a corrosion-proof SMC enclosure. It is ideal for various environments such as parking lots, elevators, and outdoor areas. Key features include 4G wireless communication, hands-free operation, a noise-cancelling microphone, and a built-in 2W speaker. The phone is available in yellow, with other colors on request, and is wall-mounted with an M16 cable gland.

Technical Specifications
The phone operates on a 12V DC power supply with a power consumption of 0.3W idle and 1.5W working. It supports remote configuration via SMS and has a diagnostic function for monitoring battery voltage and signal strength. The operating temperature ranges from -40˚C to 65˚C, and it has a mean time between failures (MTBF) exceeding 50,000 hours. The 4G module supports various frequency bands and GNSS options.

Optional Accessories
Available accessories include multiple button options, an LED beacon light, and a broadcast horn.

Applications
The JR305-SC-4G is suitable for use in metro stations, airports, business centers, hospitals, banks, and schools. It requires a SIM card to connect to the operator's network for making calls.

Dimensions
The unit size is 230x160x80 mm, with shipping dimensions of 340x235x165 mm. The gross weight is 3 kg, and the net weight is 2.5 kg.

Catalog excerpts

Emergency Intercom • SMC (Sheet molding compound) housing, 304 stainless steel panel • Advanced noise reduction technology for HD calls • Corrosion-resistant hardware The JR305-SC is a robust and durable industrial telephone housed in a vandal-resistant, corrosion-proof SMC enclosure. It offers enhanced resistance to vandalism and ensure reliable communication at all times. Additionally, this series of phones has been tested in salt spray and is highly durable in humid and corrosive environments. Extremely easy to install, the cable entrance is located at the back of the phone to prevent artificial damage. Ideal for parking lots, lifts/elevators, hotels, doorways, railway/metro platforms, hospitals, police stations, ATMs, stadiums, and outdoor building etc. • 4G wireless communication with remote configuration • Hands-free operation with a single vandal-resistant metal button for emergency calls • Equipped with an LED light that blinks during incoming calls • Noise-cancelling microphone • Yellow color (other colors available on request) • On wall-mounted design, with an M16 cable gland on the back shell

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TECHNICAL SPECIFICATIONS

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APPLICATIONS Insert the SIM card into the 4G phone and connect to the operator's network to make calls Cell phone Cloud Signal from base station tower Cell phone OPTIONAL ACCESSORIES Button Multiple Options Available

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APPLICATION SCENARIOS DIMENSIONS Package Add: 6/F, A1, Xingyi industrial city, Baishixia Est., Fuyong, Bao'an, Shenzhen, China Email: [email protected]

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