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

Explosion-Proof Telephone Heavy Duty Phone ATEX Telephones with Loudspeaker Analog/SIP Oil&Gas - AliExpress

Stainless Steel SIP Hands Free Emergency Elevator Telephone - China Elevator Telephone, Emergency Telephone

Heavy Duty Broadcasting Telephone with Ringer, SIP Industial Telephone IP67 Holtine Telephones with Horn - China Heavy Industry Telephone, Emergency Telephone

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Factory Direct High Quality China Wholesale Outdoor Roadside Sos Call Box, Highway Emergency Telephone $229 from J&R Technology Limited

Stainless Steel SIP Hands Free Emergency Elevator Telephone - China Elevator Telephone, Emergency Telephone

China IP67 Mining Refinery EX Proof Telephone JREX106-A01-CB-VoIP Manufacturers and Suppliers - Best Factory - J&R Technology

China Rugged K-style handset for campus telephones A05 Manufacturer and Supplier

China IP66 Moisture-Proof Emergency SOS Telephone JR102-SC-Analogue Manufacturers and Suppliers - Best Factory - J&R Technology

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