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Telephones for marine applications
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Sound level: 85 dB
... Telephone waterproof KNSP-01T2S The waterproof telephone using in the tunnel communication dispatching system, the emergency telephone is used to solve the problem that the telephone ...
HONGKONG KOON TECHNOLOGY LTD
Sound level: 60, 70 dB
... analog versions. The outdoor type telephone can waterproof and weatherproof We are a professional industrial phone maker. The telephones we manufacture are often used outdoors, construction sites, etc. ...
HONGKONG KOON TECHNOLOGY LTD
Sound level: 0 dB - 70 dB
... fading, completely conform to the standards of GB/T5237.2-2000. 2. Scope of application It is applied to highway for emergency call, railway or subway for interval telephone call, and tunnels, electric tunnels for maintenance ...
HONGKONG KOON TECHNOLOGY LTD
Sound level: 110 dB
... This product has the following explosion protection: Explosion-proof Telephone: II 2G Rx e ib [ib] mb IIC T6 Gb III 2D Ex ib [ib] tb IIIC T135 ° -40 °C ≤ Ta ≤ +60 °C/+40°C Zone 1, 2, 22 Explosion-proof Beacon: AC220V/50Hz reated ...
J&R Technology Ltd
Sound level: 80 dB
... communications to provide a completely standalone telephone installation. The 3G phone greatly reduces installations costs by eliminating running wires. This weatherproof telephone is very popular for Tunnels, Mining, ...
J&R Technology Ltd
Sound level: 80 dB
... IP67: No ingress of dust; complete protection against contact (dust-tight). Heavy Duty VoIP Telephone/Outdoor Industrial Telephones As a weatherproof telephone, it is fully contained ...
J&R Technology Ltd
Sound level: 90 dB - 110 dB
... New Heavy Duty Environment Analog Wall Mounted emergency Waterproof Telephone - Model:JWAT306 Product Name: Waterproof Telephone Defend Class: IP66 Material: Aluminum alloy Color: Yellow (customized) Communication ...
Joiwo Explosion Proof Science and Technology
... remotely Speaker connected externally for amplifying Bridge mode setup for WAN and LAN to easily and serially connect more telephones Intranet Communication System without SIP Server SIP Server for connection with other IP Intercom System *Certificate CNS ...
Sound level: 80 dB
... The waterproof telephone for outdoor and industry. we produce large quantity of Tunnel telephone and export to many countries. waterproof telephone are widely used in railway trackside. ...
Shenzhen Yuantong Modern Technology Co., Ltd.
Sound level: 65 dB
... keypad and PC keyboard. Custom made to your needs, our keypad are perfect for industrial ,security and commerical use. such as access control systems , ticket entry, industrial machining ,self-terminal, internet terminals ...
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