Sell keypads and keyboards

kayboard
Detailed Selling Lead Description
We can supply a variety of computer parts.

3D Keyboards
Detailed Selling Lead Description
1. Communication baud rate: 1200 bps; 2400 bps; 4800 bps; 9600 bps  
2. Data Format: N, 8, 1
3. Power input: AC/DC 9V-12V
4. Max controlled V6-220C dome camera: 1024
5. Power: 5W

The keyboard can set up to 1024 sole addresses. However, it does not control 1024 V6-220C dome cameras directly. The strength and weakness of the RS485 control signal determines the V6-220C dome quantity. It can control up to 1024 V6 dome cameras through signal compensation devices. The RS485 can control 32 V6-220C dome cameras at most if it has no signal compensation.
Technic parameter:
Control high speed dome camera and PTZ, it is the main equipment for man-machine Interface in surveillant system, can be used as main keyboard or branch keyboard
Specification:
LCD display, as man-machine Interface, LCD display board is more intuitionistic, convenient, each to understand, plentiful information, etc.
Zoon rocker. Control high speed dome camera and PTZ by zoom rocker, good handle, convenient to control and easy to use.
Keyboard lock function can prevent unapproved user operating the keyboard, more security.
provide RS485 control output signal and standard RS232 control signal, convenient to control close quarters and long distance equipments.
Control module: main Control,  sub-control
Maximum sub-control:16
Maximum controllable cameras:1024
Maximum controllable monitors:64
Maximum controllable decoders:1024
Baud rate1200 bps∼9600 bps
Digit format:N,8,1
voltage:AC/DC 9V∼12V
power:5W

Waterproof Keypad
Detailed Selling Lead Description
Specifications:
1) Compatibility: IBM, Windows 98/2000/XP
2) Communication: PS/2, USB, Combo (USB + PS/2) ports
3) Layout: 17 keys
4) Electronic data: +5V DC, 250mA
5) Total travel: 2mm±4%

Features:
1) Made of silicone, environmentally protective and ideal for resistance against
drink or food spillage at home or at work
2) Available in any color
3) Available in any layout / letter / language
4) Moisture prevention: waterproof, ideal for use in adverse, humid or even
low-level water conditions
5) Compact size: the ability to roll up the keyboard makes it one of the most
space-saving computer peripherals on the market today
6) Keyboard: the colorfast printed letters won't come off even after long period
of time, no noise while typing
7) With excellent softness, harmless to human body
8) Portable with the proper size to fold or roll
9) Resistant to the water or dust
10) Round shape design, easy to work on
11) High durability: one million life cycles of keys
12) Application: hospitals, offices, factories, labs, libraries, military usage,
automotive industry, garages, medical and hospital workshops, mines,
classrooms, restaurants, kitchens, kids' rooms, laptops, classrooms, mining
and quarrying

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Tangshan Xinfeng Screws Co., Ltd. [CN]

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