long distance digital calling system,China long distance digital calling system Manufacturers, Suppliers

anti sleep device alarm for students drivers and guards

Nov 17, 2012

... it will sound an alarm, to stimulate the central nervous system, eliminate sleepiness. Effective way to remind drivers of safe driving ... also played a good role.When you are driving, especially long-distance car open, please use the driver anti-drowsy ears ... of fatigue driving .Product Description:Suitable for driving at night, long-distance driving and drink driving, a voice warning to alert drivers ...

Supplier: Shenzhen Sunstar Electronic Technology Co., Ltd.

[China Manufacturers]

UTP VIDEO BALUN For CCTV MICPV2316

Jan 25, 2013

... more options in CCTV system transmission and bring totally new worthy experience to you. Guarantee for Long Distance Transmission and Video ... and resolution, realizes a good transmission of middle and long-distance video signals and solves the problem that coax can't ... reach the long transmitting distance. Higher Cable Utilization RatePV-link twisted pair transmitter ...

Supplier: Shenzhen Miracle Security Technology Company Limited

[China Manufacturers]

sound pickup

Jan 11, 2013

Sound Pickup-TS191 CE Certificate Special made for CCTV,alarm system Low noise, sensitive,excellent sound clarity MOQ:10pcs Detail:Sound ... made for CCTV,alarm system Low noise, sensitive,excellent sound clarity Widely working voltage,low power consumption,long distance transfer Mini size,surface ...

Supplier: Shenzhen Teswell Technology Co., Ltd.

[China Manufacturers]

for driver nap alarm

Feb 03, 2013

... alarm,electronic alarm,nap zapper nap alarm,electronic alarm,alarm system securitygood gift helps driver stay awake to avoid dangerousgood car ... , machine operators, and even studentsSafe for long drive and drive at night. Especially suitable for long-distance driving or night drivingIt is guardian ...

Supplier: Waster Technology Co., Ltd.

[China Manufacturers]

Door Phone Indoor Monitor,SAVM2

Dec 01, 2012

... , and intercom each other• Up to 100 meters of intercom distance• Low power consumption• Easy installation INDOOR MONITORLCD Monitor3.5 inchVideoEIA ...

Supplier: Shenzhen Winbo Digital Co., Ltd.

[China Manufacturers]

CCTV PTZ Camera Controller PTZ joystick Keyboard security PTZ Camera controller

Feb 14, 2013

... is the indispensable rear-end control device in integrated security system Technical Data A. Electric Data Power supply: DC9V 500mA Power ... rate of communication: 1200/2400/4800/9600/19200 BIT/Sec Distance of communication: 1500M (0.5MM twisted-pair) B. Mechanical ... output of the keyboard, which provides strong anti-jamming and long-distance transmission. 2. The keyboard can control up to 128 Speed ...

Supplier: Shenzhen Poker Electronic Co., Ltd.

[China Manufacturers]

5pcs /lot 2x 96 Video Light Camera DV Camcorder Lighting+ Holder

Mar 15, 2013

... 5D,7D. Expandable Link SystemThe Z96 has an expandable link system where you can attach multiple units together using the included ... heat output. Adopts concentration LED lights, irradiation distance can reach more than 5m, suitable for long distance shooting; attached two filters, the light ...

Supplier: Shenzhen Sunwin E-Commerce Co., Ltd.

[China Manufacturers]

2.4Ghz 12CH 1000mW Wireless AV Transmitter

Mar 31, 2013

... AV Transmitter(BL-610T)Feature: Digital play,12CH transmitter,credibility,synchro transmitting AV signal,use for long-distance wireless projects.1.Perform Parameter ... .Meanwhile,push it and last several seconds,can colse the digital play and turn into saving power model.Then push it ...

Supplier: Shenzhen HC Brain Power Electronic Co., Ltd.

[China Manufacturers]

UHF slot antenna

Apr 24, 2012

... average horizatal radiation pattern.Long distance, average field intensity coverage, low VSWR Cavity use high polished aluminum board, feed system use silver plated ...

Supplier: Anshan Jiehv Broadcasting Electronic Technology Co., Ltd.

[China Manufacturers]

GT650 google map gps tracker

Mar 31, 2013

... Description GT650 is a Gps vehicle remote location and control system with compact size, low consumption, stable function and easy installation ... module 24-channel Details show Application 1. Taxi dispatch management2. Long distance passenger vehicle GPS monitoring3. Bus GPS scheduling management system4. Logistics ...

Supplier: Shenzhen M&C Technology Co., Ltd.

[China Manufacturers]

22 inch touch screen infrared tv sensors advertising player

Mar 31, 2013

... and more using one of our Bright board Digital Signs. Our pedestal digital signage system allows the education facility to easily move the ... believe the wait time was not long because they were busy watching the ads the digital sign was displaying.Hotel, Resort & Casino ...

Supplier: Shenzhen Weiguan Views Technology Co., Ltd.

[China Manufacturers]

LCD TV SKD

Feb 28, 2013

LCD TV SKD: Long lifespan, Low power Consumption , Competitive price with Top quality HOT ... "-24" and related SKD components.The specifation as below:1. System: TV system: PAL B/G D/K I, SECAM,B/G ... D/K AV system: PAL, SECAM,NTSC M, NTSC 4.43 Stereo Decode: NICAM ...

Supplier: Foshan Current Electronic and Electrical Company Limited

[China Manufacturers]

Vibration monitor

Mar 31, 2013

... browse the working status and data dynamic display of system on site, .Completed self-checking function: Modularity ... 2048 times amplifier in signal conditioning, enables the system dynamic range greater than 110 dB.Ensured the accurate ... precise analysis of equipment against badly working environment by long-distance diagnosis. 4) Good scalabilityCommunications diversity:Ethernet, wireless, ...

Supplier: Anhui Rong Zhi Ri Xin Information Technology Co., Ltd.

[China Manufacturers]

Auto track outdoor High Speed Dome Camera

Jan 26, 2013

... no need to identify “+” or “-”; Soft address design can alter long-distance ID address code, no need manual dial-up. Show and ... can setup. 8 display zones with editable title. Alarm system with 4 input and 2 output channel and support the ... cover with all day protection; Built-in auto thermostatic control system with patent SpecificationElectrical specificationsPower InputDC12V~AC24V(Wide Voltage, no ...

Supplier: Shenzhen Golden Security Technology Co., Ltd.

[China Manufacturers]

color CCD ir vandal proof dome camera, 700TV Lines with OSD menu

Mar 31, 2013

... camera 3.6/6mm Board Lens 24pcs LED/20 Iir distance IP66 waterproof car license plate capture, 8 languages vandal proof ...

Supplier: Shenzhen Huishi Electronics Co., Ltd.

[China Manufacturers]

Supply Outdoor wateproof 1080P 25F realtime effect H.264 HD IP Camera

Mar 31, 2013

... array led special from taiwang factory2.Day/night vision Distance 50-80m3.Using high quality oversea big iris fixed ... reset and upgradeThrough a network remote to reset the system and updating firmwareSupport AgreementRTSP, TCP,UDP,IP,HTTP,FTP ... 2ALed LampUsing High quality Powerful No.3 Array white LED (long distance, Long Life)Waterproof GradeIP66Operating Temperature-10 °C ~ 70 °COperating ...

Supplier: Shenzhen Foresight Science Technology Co., Ltd.

[China Manufacturers]

2M Roof-mounted light tower/telescoping light mast/vehicle mounted light tower

Mar 03, 2013

... : Yz2-500AC mobile light tower, it is a transportable lighting system consisting of a directionally adjustable fixture containing 2X250w metal halide ... , Does not affect the filming effectdistance100M-150MSpecail light tools ,floodlighting ,long distanceTime of turning onLess than 1 minutequickExtended height2msuitableLift way pneumaticno ...

Supplier: Wuxi Hi-Eagle Move-Light Co., Ltd.

[China Manufacturers]

speed dome keyboard controller with new model

Jan 26, 2013

... is the main equipment for man-machine Interface in surveillant system, can be used as main keyboard or branch keyboard Specification ... standard RS232 control signal, convenient to control close quarters and long distance equipments Control module:main Control, sub-control Maximum sub-control ...

Supplier: Shenzhen Win Vision Technology Ltd.

[China Manufacturers]

P16 LED display screen

Mar 29, 2012

... brightness LED, so that you can see clearly from a long distance even in strong sunshine. Good effect: the products adopt non ... operation: the products adopt popular video playing software to facilitate system operations. Available range: government plazas, recreational plazas, large-scale entertainment ...

Supplier: Shenzhen Comcreating Co., Ltd.

[China Manufacturers]

TB-LCD-CJ700AHB semi rugged high brightness car monitor

May 31, 2012

... . And with an optional cable, the monitor can sit a long distance away from the car PC.Utilizing the one board design ... the mini on screen keyboard that comes with your operating system. The touch screen utilizes the USB port as the interface ...

Supplier: Shenzhen Goodview Electronic Technology Co., Ltd.

[China Manufacturers]