중국 비디오 채널 J&R Technology Limited
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SIP Dial - Free Waterproof Phone -44°C Test Introduction Video

다른 비디오
January 07, 2020
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개요: 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.
관련 제품 특징:
  • Constructed with robust stainless steel for vandal and mark resistance.
  • IP65 weatherproof rating ensures durability in harsh outdoor conditions.
  • Operates in extreme temperatures from -30°C to +70°C.
  • Supports DTMF tone dialing for reliable communication.
  • Voice-switched (VOX) semi-duplex or full-duplex operation.
  • Can be powered by external supply or PoE (SIP).
  • Ideal for high-risk areas like prisons, police stations, and rail platforms.
  • Simple installation with no visible moving parts for low maintenance.
자주 묻는 질문:
  • What is the operating temperature range of the JR313-2B emergency telephone?
    The JR313-2B operates in temperatures from -30°C to +70°C and can be stored in temperatures from -40°C to +75°C.
  • Is the JR313-2B telephone waterproof?
    Yes, the JR313-2B has an IP65 rating, making it resistant to dust and water jets, suitable for outdoor use.
  • Can the JR313-2B be used with a PBX system?
    Yes, the JR313-2B can be used as an extension phone on most PBX systems.
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