J&R Technology Limited
calidad Teléfono a prueba de mal tiempo industrial, Teléfono industrial del VoIP manufacturer from China
All Videos
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02:36
![Tecnología J&R]()
Tecnología J&R
August 01, 2023 -
00:43
![SIP Elevator Emergency Phone Hands Free Flush Mounted Wireless]()
SIP Elevator Emergency Phone Hands Free Flush Mounted Wireless
September 22, 2022 -
02:25
![J&R Technology Ltd. Company Profile Introduction Video]()
J&R Technology Ltd. Company Profile Introduction Video
August 15, 2022 -
00:46
![Outdoor Explosion Proof Phone Free Dial Wall Mounting Hotline]()
Outdoor Explosion Proof Phone Free Dial Wall Mounting Hotline
March 21, 2022 -
00:47
![Waterproof SIP Horn Speaker 25W For Broadcasting Propaganda Poe Powered]()
Waterproof SIP Horn Speaker 25W For Broadcasting Propaganda Poe Powered
March 21, 2022 -
00:30
![Hotline Explosion Proof Telephone SIP Analogue Full Keypad Wall Mounting]()
Hotline Explosion Proof Telephone SIP Analogue Full Keypad Wall Mounting
March 21, 2022 -
00:46
![Hands Free Vandal Resistant Telephone SIP For Clean Room Stainless Steel]()
Hands Free Vandal Resistant Telephone SIP For Clean Room Stainless Steel
March 21, 2022 -
00:41
![Industrial Weatherproof Telephone Water Resistant Auto - Dial Durable]()
Industrial Weatherproof Telephone Water Resistant Auto - Dial Durable
March 21, 2022 -
00:41
![Auto Dial Vandal Resistant Telephone With Black Vandal Proof Handset]()
Auto Dial Vandal Resistant Telephone With Black Vandal Proof Handset
March 21, 2022 -
00:46
![Multimedia Video IP Phone Emergency Call Video Intercom Stainless Steel Body]()
Multimedia Video IP Phone Emergency Call Video Intercom Stainless Steel Body
March 21, 2022 -
00:37
![Public SIP Call Box Vandal Proof Hand Free Intercom For Metro Station]()
Public SIP Call Box Vandal Proof Hand Free Intercom For Metro Station
September 29, 2021 -
00:44
![Handsfree Elevator Emergency Phone Stainless Steel Waterproof]()
Handsfree Elevator Emergency Phone Stainless Steel Waterproof
March 26, 2021 -
00:45
![Outdoor Industrial Weatherproof Telephone For Heavy Duty Chemical Industry]()
Outdoor Industrial Weatherproof Telephone For Heavy Duty Chemical Industry
December 01, 2020 -
00:41
![Desk Vandal Resistant Telephone Hotline For Guard Stations]()
Desk Vandal Resistant Telephone Hotline For Guard Stations
November 09, 2020 -
00:21
![SIP Elevator Emergency Phone Robust Housing Hands Free SUS Steel]()
SIP Elevator Emergency Phone Robust Housing Hands Free SUS Steel
October 30, 2020 -
00:18
![Outdoor Industrial Weatherproof Telephone Anti Vandal Wall Pillar]()
Outdoor Industrial Weatherproof Telephone Anti Vandal Wall Pillar
October 13, 2020 -
00:21
![SOS Elevator Emergency Phone Hand Free Stainless Steel Waterproof]()
SOS Elevator Emergency Phone Hand Free Stainless Steel Waterproof
September 10, 2020 -
00:19
![Industrial Vandal Resistant Telephone Emergency For Public Kiosk]()
Industrial Vandal Resistant Telephone Emergency For Public Kiosk
September 04, 2020 -
00:24
![SS Clean Room Telephone Flush Mounted Hands Free Waterproof]()
SS Clean Room Telephone Flush Mounted Hands Free Waterproof
August 19, 2020 -
00:33
![1.5W Industrial Weatherproof Telephone Moisture Resistant For Chemical Plants]()
1.5W Industrial Weatherproof Telephone Moisture Resistant For Chemical Plants
August 17, 2020 -
00:19
![Emergency Vandal Resistant Telephone Station Auto Dial Full Duplex]()
Emergency Vandal Resistant Telephone Station Auto Dial Full Duplex
August 11, 2020 -
00:38
![Keypad Vandal Resistant Telephone Public Emergency Steel Material]()
Keypad Vandal Resistant Telephone Public Emergency Steel Material
July 10, 2020 -
00:33
![SIP Explosion Proof Telephone Hand Free Dial Wall / Pillar Mounting]()
SIP Explosion Proof Telephone Hand Free Dial Wall / Pillar Mounting
July 04, 2020 -
00:43
![Handset Vandal Resistant Telephone Waterproof SS With LCD Display]()
Handset Vandal Resistant Telephone Waterproof SS With LCD Display
June 03, 2020 -
00:39
![SOS Elevator Emergency Phone Stainless Steel Intercom Hands Free]()
SOS Elevator Emergency Phone Stainless Steel Intercom Hands Free
May 28, 2020 -
00:43
![Steel Prison Telephone Wall Mounting Cold Rolled Vandalism Resistant]()
Steel Prison Telephone Wall Mounting Cold Rolled Vandalism Resistant
May 27, 2020 -
00:31
![Steel Vandal Resistant Telephone Weather Resistant For Underground Mining]()
Steel Vandal Resistant Telephone Weather Resistant For Underground Mining
May 23, 2020 -
00:59
![Offshore Emergency Phone Tower Weatherproof For Public Safety]()
Offshore Emergency Phone Tower Weatherproof For Public Safety
March 30, 2020 -
00:18
![Emergency SIP Call Box Watertight Robust Housing Stainless Steel]()
Emergency SIP Call Box Watertight Robust Housing Stainless Steel
March 04, 2020 -
00:16
![GSM / 3G Solar Powered Emergency Phone Pole Mounting Vandal Resistant]()
GSM / 3G Solar Powered Emergency Phone Pole Mounting Vandal Resistant
March 02, 2020 -
00:46
![Watertight Industrial Waterproof Telephone With LCD Display]()
Watertight Industrial Waterproof Telephone With LCD Display
February 27, 2020 -
00:46
![Anti Vandal Industrial Weatherproof Telephone SOS Wall Mounting]()
Anti Vandal Industrial Weatherproof Telephone SOS Wall Mounting
February 26, 2020 -
00:21
![Dial Explosion Proof Telephone With Wall / Pillar Mounting Installation]()
Dial Explosion Proof Telephone With Wall / Pillar Mounting Installation
February 24, 2020 -
00:41
![Hotline Industrial VoIP Phone Waterproof Aluminum Alloy Wall Mounting]()
Hotline Industrial VoIP Phone Waterproof Aluminum Alloy Wall Mounting
February 21, 2020 -
00:21
![Hands Free Roadside Emergency Phone SOS Call Vandal Proof 3G / 4G]()
Hands Free Roadside Emergency Phone SOS Call Vandal Proof 3G / 4G
February 20, 2020 -
00:45
![Weatherproof Elevator Emergency Phone In - Wall Metal Case]()
Weatherproof Elevator Emergency Phone In - Wall Metal Case
February 19, 2020 -
00:29
![Marine SIP Call Box Hands Free Anti Moisture For Shipboard]()
Marine SIP Call Box Hands Free Anti Moisture For Shipboard
January 18, 2020 -
00:46
![SOS Industrial Weatherproof Telephone Outdoor With Full Keypad In OEM]()
SOS Industrial Weatherproof Telephone Outdoor With Full Keypad In OEM
January 17, 2020 -
00:36
![Outdoor Roadside Emergency Phone Rustproof SIP Intercom With Camera]()
Outdoor Roadside Emergency Phone Rustproof SIP Intercom With Camera
January 16, 2020 -
00:46
![Hotline Vandal Resistant Telephone Anti Corrosion Stainless Steel]()
Hotline Vandal Resistant Telephone Anti Corrosion Stainless Steel
January 16, 2020 -
00:31
![Waterproof Acoustic Phone Booth Outdoor Wall / Pillar Mounted]()
Waterproof Acoustic Phone Booth Outdoor Wall / Pillar Mounted
January 14, 2020 -
00:21
![Public Acoustic Phone Booth Rustproof Wall / Pillar Mounted]()
Public Acoustic Phone Booth Rustproof Wall / Pillar Mounted
January 14, 2020 -
00:42
![SS Vandal Resistant Telephone IP65 Prison Spiral Cord ABS Material]()
SS Vandal Resistant Telephone IP65 Prison Spiral Cord ABS Material
January 13, 2020 -
00:39
![Aluminum alloy Emergency Phone Tower Display for Military Base / Campus]()
Aluminum alloy Emergency Phone Tower Display for Military Base / Campus
January 09, 2020 -
02:52
![Industrial Telephone emergency telephone Supplier-J&R Technology]()
Industrial Telephone emergency telephone Supplier-J&R Technology
January 09, 2020 -
00:46
![Dial ST Explosion Proof Telephone For Hazardous Environment]()
Dial ST Explosion Proof Telephone For Hazardous Environment
January 08, 2020 -
00:31
![1.8W Explosion Proof Telephone SIP2.0 Hotline Epoxy Powder Coated]()
1.8W Explosion Proof Telephone SIP2.0 Hotline Epoxy Powder Coated
January 08, 2020 -
00:16
![Industrial Explosion Proof Telephone For Power Station Pillar Mounting]()
Industrial Explosion Proof Telephone For Power Station Pillar Mounting
January 08, 2020 -
00:35
![SIP Dial - Free Waterproof Phone -44°C Test Introduction Video]()
SIP Dial - Free Waterproof Phone -44°C Test Introduction Video
January 07, 2020 -
00:27
![Industrial -40°C Test For Analog Speed Dial Waterproof Telephone]()
Industrial -40°C Test For Analog Speed Dial Waterproof Telephone
January 04, 2020
