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Telephone Switching System Pdf

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Total 1508 products for telephone switching system pdf Manufacture & Suppliers

1280*800 LCD Video Visitation Telephone Intelligent Network Video Telephone

JR213.pdf 1280*800 LCD Video Visitation Telephone Intelligent Network Video Telephone Video Visitation Telephone built-in HD camera and support image sharing, housing in robute cold-rolled steel body or you cou...

J&R Technology Limited
Hongkong,China

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Anti Vandal Black Phone Handset With Switch for Prison Phone

Anti-vandal Telephone Handset with Switch, PC Material Phone Handset Model Number: JR-HK-03 FEATURES - Handset handle and cap material: PC/......

J&R Technology Limited
Hongkong,China

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Colorful Industrial Weatherproof Telephone With Beacon , Outdoor Emergency Phone

... and Weather-resistant up to IP67 - Handset: Robust handset with armored stainless steel cord - With Keypad, Programmable for auto-dial - Hook-switch: Magnetic with no mechanical moving parts - Microphone: N...

J&R Technology Limited
Hongkong,China

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JR202-CB DC12V GSM Vandal Resistant Hotline Telephone Spiral Cord

�� Product Description �� JR202-CB Vandal Resistant Hotline Telephone, Rugged Auto-dial Phones for Parking-lots Vandal resistant handset with Holder to fixed better. Standard hook switch is Magnetic Hook,availabl...

J&R Technology Limited
Hongkong,China

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Eletric Toys Rubber Keyboard Metal Dome Membrane Switch Panel for Telephone

...Switch with Metal Dome Quick Detail: Name Silicone MS Life time >1 Million times Color Transparent,red,yellow, green,blue.Pink.,purple Feature 3M467 adhesive & PET/PC Insulation resistance: ＜100MΩ,250V DC Ce...

TKM MEMBRANE TECHNOLOGY LTD.
Guangdong,China

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Waterproof Silicone Rubber Keypad Membrane Switch For Telephone And Audio Equipment

...switch Keypad with Flat Cable Quick Detail: Name Silicone MS Life time >1 Million times Color Transparent,red,yellow, green,blue.Pink.,purple Feature 3M467 adhesive & PET/PC Insulation resistance: ＜100MΩ,250...

TKM MEMBRANE TECHNOLOGY LTD.
Guangdong,China

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Silicone Telephone Keypad Metal Dome Membrane Switch Panel with 16 Buttons

...Switch with 16 Buttons , 250V DC Quick Detail: Name Silicone MS Life time >1 Million times Color Transparent,red,yellow, green,blue.Pink.,purple Feature 3M467 adhesive & PET/PC Insulation resistance: ＜100MΩ,...

TKM MEMBRANE TECHNOLOGY LTD.
Guangdong,China

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Operator console for VoIP telephone system with SIP Server GL2000

Operator console for telephone system with SIP Server GL2000 IP PBX Software is a communication server software based on ip pbx server running on window or liunix operating system. Ip pbx software includes syst...

Shenzhen Yuantong Modern Technology Co., Ltd.
Guangdong,China

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Wall Mount Hotline Telephone , Industrial Hotline Jail Phone System

... cord, electret microphone and 150ohms receiver, with magnet to hang off. 3. The waterproof grade is IP55/IP65. 4. Cradle made of znic alloy, magnetic switches. 5. Metal keypad keeps robust and vandal proof....

Shenzhen Yuantong Modern Technology Co., Ltd.
Guangdong,China

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Indoor Analog PSTN Phone , Inmate Visitors Hotline Vandal Resistant Telephone

...Telephone 1. This Industriale Hotline Telefon make up of handset, cradle, digital keypads, mainboard and microphone in stainless steel body. (250*136*120mm) 2. Handset with armored cord, electret microphone ...

Shenzhen Yuantong Modern Technology Co., Ltd.
Guangdong,China

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Broadcast Voice Band Emergency Telephone Box Reliable Communication Solution

...voice broadcast system, allowing it to be heard from a distance of up to 100 meters. It is also equipped with a built-in fuse box for the installation of network switches and has a working voltage of AC220V±...

Shenzhen Yuantong Modern Technology Co., Ltd.
Guangdong,China

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Power Amplifier Control Port 2 Power Amplifier Control Port IP PBX Telephone System

Product Description: IP PBX Telephone System This IP-PBX Private Company Voice Switch is a cutting-edge communication solution that combines the functions of traditional PBX systems with the flexibility and cos...

Shenzhen Yuantong Modern Technology Co., Ltd.
Guangdong,China

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AC220V±10% Working Voltage IP PBX Telephone System With Air Switch Access

Product Description: Product Overview The IP PBX Telephone System is a cutting-edge, state-of-the-art business phone network system designed to provide efficient and reliable communication solutions for private...

Shenzhen Yuantong Modern Technology Co., Ltd.
Guangdong,China

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1Ch Telephone Over Fiber Mux Demux Cwdm 1 telephone port RJ11 port

...Telephone Over Fiber Mux Demux Cwdm 1 Telephone Port RJ11 Port 1Ch POTS(FXO/FXS)Telephone over Fiber Mux Accessories Advantages: standard RJ11 telephone interface 1 channel support voice access, Support Call...

E-link China Technology Co.,LTD
China

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32Ch Fiber Optic Accessories POTS FXO FXS Telephone Over Fiber Mux

...Telephone Over Fiber Mux 32Ch POTS(FXO/FXS)Telephone over Fiber Mux Accessories Advantages: standard RJ11 telephone interface 32 channel support voice access, Support Caller ID and Fax Technical Indexes Prod...

E-link China Technology Co.,LTD
China

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Telephone&Audio&Data&Ethernet&Contact Closure to fiber multiplexer for smart home application

...Telephone to Fiber Multiplexer The Fiber Multiplexer adopts international advanced digital optical fiber transmission technology to realize 2ch bidirectional 485/232 data signals, 1ch 100M network signal, 2c...

Garant Optima Co., Ltd
Hongkong,China

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Thunder Proof Big Button Telephone LCD Backlight RoHS Caller ID Telephone

... of alarm clock *Hold on music *5 levels of LCD contrast *Hands-free dialing and speaking *Ring and Speakerphone volume slide switch *Pulse and tone dialing mode compatible *Flash, Pause and...

Zhongshan zuoling Lighting Co., Ltd
Guangdong,China

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