J&R Technology Limited
                                                                                                           
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18 Years
Since 2008
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Construction & Real Estate Waterproofing Materials

SIP Dial - Free Waterproof Phone -44°C Test Introduction Video

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2021-12-29
Emergency Telephone Emergency Telephone
Discover the Stainless Steel IP65 SOS Handsfree Telephone DTMF JR313-2B, a rugged emergency phone designed for harsh environments. This waterproof and vandal-resistant telephone operates in temperatures from -30°C to +70°C, making it ideal for outdoor use in prisons, car parks, and more.