Rugged Speed Dial SOS Telephone JR303-2B-SIP

Material:Stainless Steel
Application:Elevator, Tunnel,Railway Platform, Prison
Ingress Protection Rating:IP55
Temperature:Operating: -30°C to +65°C
Installation:Wall mounting
Communication Type:Full duplex
Ringer volume:90~95dB(A) at a distance of 1 m

Product Details


Rugged Speed Dial SOS Telephone JR303-2B-SIP

The Emergency Telephone are based on a stainless steel panel and provide a clear hands-free, loud-speaking operation for any public area.

Manufactured to a high standard, these telephones offer increased resistance to vandalism, and ensure that the primary function of communications is maintained at all times.

The Emergency Telephones has been designed to meet the needs of clients who experience loss through vandalism. However, the telephone is extremely simple to install and offers a convenience solution to a range of telephone siting problems. Ideal for prisons, court houses, rail platforms, car-parks, police stations, outside buildings, gate entry, etc.


Rugged Speed Dial SOS Telephone JR303-2B-SIP

Ideal for prisons, court houses, rail platforms, car-parks, police stations, hospitals, outside buildings, gate entry, etc.


Rugged Speed Dial SOS Telephone JR303-2B-SIP

Casing Material
Die cast aluminium body, cold rolled steel paceplate epoxy powder coated
gray, other colors to special order
Handset MaterialNo handset
No handset
No Keypad
Operating: -30°C to +65°C Storing: -40°C to +75°C
Weather Resistance
Ringing Tone
Shrill warble tone 90 dBA @ 1 metre typical
Hook switch
No hook switch
Push button
Vandal resistant stainless steel button
Calculated to have an M.T.B.F. in excess of 50,000 hours using
Power Input
12-24V DC


Rugged Speed Dial SOS Telephone JR303-2B-SIP

Standard Analogue phone,available for VoIP/SIP Phone
Can be used on most PBX systems as an extension phone
Weather protection IP66
Tamper resistant fixings,Fast-fit terminal connection 
Magnetic reed hook switch to reduce parts subject to wear
Armored modular keypad with metal buttons and bezel that is water, fire and shock resistant
Calling card service compatible
Can be programmed remotely by tone phone or locally via keypad
Non-volatile memory,Built in ringer can be left on or turned off. 
Weatherproof and corrosion resistant handset
Stainless steel armoured handset cord
Telephone line powered for Analog phone
DC 5V powered or PoE
Connection: RJ45 Ethernet socket through IP67 plug connector.
Quality of Service (QoS): ensuring optimal delivery of voice
Type of Service (ToS): high throughput and reliability (RFC3168)
SIP (Session Initiation Protocol) RFC3261
Inbuilt redundancy: able to make diversion calls to 2nd PBX
TR069 (Technical Report 069): for advanced status monitoring and control
Configuration: web interface or server based configuration file. Static IP address provisioning or DHCP. 
Mass configuration available.
This phone can be easily flush mounted without the need for a separate mounting device.
CE, FCC,ISO9001,ROSH compliant


J&R is China based design and manufacturer of rugged communications equipment. Our telephones and systems work, and last, in environments where regular products wouldn't.
(All of our phone model avaliable for Analogue version,IP/SIP versio,GSM/3G version) 
After well study your information,we sincerely hope to enter into partnership with your esteemed compnay.and we hope to serve you and cooperate with you for all of our product range in your market.
We could offer you all of our product range with ODM&OEM solution to meet your demands and requirement well.
and we will support you with the best product solution and costeffective solution to support you with the project requirement and marketing proposal.


Rugged Speed Dial SOS Telephone JR303-2B-SIP

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