Brief introduction
The keyboard controller can control high speed dome cameras, slow dome camera ,zoom camera , decoders, etc. The electric outlet between the controlling keyboard and the receiving terminal is EIA/RS – 485, which enables the keyboard to control as many as 128 dome cameras or other terminals within a maximal communication range of 1.5 Km.

Product introduction:
1. Baud rate: 1200bps,2400bps,4800bps,9600bps,19200pbs,38400pbs
2. Protocol:Pelco-D ,Pelco-P ,SAMSUNG
3. Communication: RS-485
4. Power input: DC 12V -1A
5. Communication distance: max 1500m
6. Can control max 128 speed domes
7. Password setup function
8. Ambient Temperature: 0℃~60℃
9. Relative Humidity:90%RH
10. Dimension: 205mm*168mm*48 mm

Description of Main Functions
The main functions of the keyboard include:
1. The keyboard output adopts photoelectric insulated 485 control, which
provides strong anti-jamming and long-range transmission.
2. The range for dome camera or decoder address setup: 1~255.
3. Variable-speed operation can be applied to the built-in dome of the high speed dome camera.
4. Pre-set positions can be setup and previewed in the high speed dome camera.
5. Up to four tour routes can be setup and previewed in the high speed dome
camera, with each tour having a maximum of 16 pre-set positions, dwell time and
speed for each pre-set positions programmable.
6. The high speed dome camera can be manually / automatically controlled.
7. Lens zoom ratio, focus and iris can be manually controlled.
8. More than one terminals, such as dome cameras and decoders, can be controlled.

SHENZHEN SMILETECH CO.,LTD(hereinafter referred to as SMILETECH) founded in 2008, is a world’s leading supplier of video surveillance products and solutions. As a national key high-tech enterprise, SMILETECH is professional in developing and manufacturing the most advanced video surveillance products. Following are the main research directions of our company, intelligent PTZ camera, smart IP cameras,4G solar camera, home securiry Wi-Fi cameras, NVRs, DVRs, HD Analog cameras, video management software, alarm systems and CCTV modules, etc. SMILETECH experienced engineers also can provide customized security solutions. SMILETECH occupies a large market, which includes retail, bank, transportation, education, commercial, government, and residential applications.

As a significant role in video surveillance market, SMILETECH focuses on product innovation and product quality control. We pay 10% of annual revenue for product innovation. Yearly, more than 200000 pcs SMILETECH CCTV products (with CE, FCC Certificates) are purchased by users all over the world, which fully improves the product competitiveness.

During these years, by attending international and domestic exhibitions SMILETECH occupied the market rapidly and established long term business relationship with customers. SMILETECH has established sales, marketing and service networks globally, our partners and cooperators cover more than 160 countries and regions.

We look forward to your joining.