The JR101-CB-SIP features a corrosion-resistant die-cast aluminum alloy housing combined with a UV-resistant coating, achieving an IP66/67 protection rating that effectively resists moisture, salt fog, dust, and physical impacts. Its internal industrial-g
J&R JR101-CB-AL all-weather protection industrial phone is designed for tunnels and harsh environments. With a waterproof aluminum alloy housing, stable voice communication, and reliable performance against dust, humidity, vibration, and extreme temperatu