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student response system

Found 496689 Products
2012 Newest Patented flat panel solar collector system
... size collector can be customized , realize integration between solar energy system with buildingAppealing Design ZNH Flat plate solar collector has a ... prompt time. We always offer relative technical support/consultant .Quick response .All your inquiry will be replied with in 24hours.Market ... East ,Western Europe. 2012 Newest Patented flat panel solar collector system
Supplier: Guangzhou Lingda New Energy Technology Co., Ltd. [China Manufacturers]
EALSEM UW-831 uhf wireless karaoke microphone system
1.uhf wireless karaoke microphone system 2.Selection match:clip mic 3.Anti-jamming circuit ... 4.excellent workmanship EALSEM UW-831 uhf wireless karaoke microphone system System parameterCarrier frequency:UHF 735-806MHZModulaton mode:FMChannel number:2 ... interval:250KHZFrequency stability:+/-0.005%Dynamic range:100dBMax modulation:+/-55KHZFrequency response:70HZ-18KHZ(+/-3dB)S/N rato:>105dBTHD: ≤ 0.5 ...
Supplier: Enping Yixing Electronic Equipment Co., Ltd. [China Manufacturers]
New Wide Temperature Rang Fluke ST20 Temperature Gun Infrared thermometer Raytek Raynger For HVAC System IR Thermometer ST20
Fluke ST20 Infrared thermometer HVAC System IR Thermometer Raytek Raynger ST20 RAYST20XBUSVB Wide ... Rang Fluke ST20 Infrared thermometer Raytek Raynger For HVAC System IR Thermometer ST20 The Raytek Raynger ST20 infrared thermometer ... F (-32 to 535°C), a 500 msec reading response time, and a weight of 11 ounces. It ... F (-32 to 535°C)A 500 msec reading response time Weight of11 ouncesIt is safe to use as ...
Supplier: Shenzhen Yehai Sci. & Tech. Deve. Co., Ltd. [China Manufacturers]
42 Inch Plug&play Digital Signage System
... photos/music/video 42 Inch Plug&play Digital Signage System 42 Inch Plug&play Digital Signage SystemPFCC, CE, RoHS ... approval Application* 42 Inch Plug&play Digital Signage System ideal to be deployed for product/service/company image display ... m2 Contrast ratio 3000:1 Pixel pitch 0.264mm Response time 4ms Power 100-240V AC 60/50HzReal product ... inside 42 Inch Plug&play Digital Signage System
Supplier: Winnsen Industry Co., Ltd. [China Manufacturers]
Double adjustable student desk and chair (KT-201)
... elegant look to meet today's study environment. Double adjustable student desk and chair (KT-201) 1. Material Description: 1. ... glides for protecting floor,steelcertificationall products passed ISO9001 International Quality System Certification and CE certification , and insured by China pacific ... packing carton 4. Related products picutres information Double adjustable student desk and chair (KT-201)
Supplier: Wenzhou Ketai Teaching Aids Co., Ltd. [China Manufacturers]
Vehicle-Mounted Electro-Optical Surveillance System
... range the vehicle mounted electro-optical surveillance system is used to observe and surveillance targets ... It can provide clear and stabilized image.The system is suitable for different kinds of chariots, communication ... : - 30 ° ~ + 20 °Stability: Stabilized accuracy ≤ 1 °; Frequency response ≤ 1HzServo response performanceMaximum azimuth and elevation speed: ≤ 30 ° /SMaximum azimuth and elevation ...
Supplier: Beijing Shengtianjiayuan Technology Inc. [China Manufacturers]
uv disinfection system for combined sewer overflow
... module is separated from disinfection module and control system, sealed in cabinet individually, installed indoor-outdoor. ... output intensity of UV disinfection system. Provide alarming signal for prompt response when radiant intensity decreases to ... the customer's allowable setting. III. waste type recycling plant ParameterUV-C Wastewater disinfection system ...
Supplier: Konche (Shenzhen) Water Treatment Co., Ltd. [China Manufacturers]
2.4G Professional Digital Wireless Tour Guide System SOYO-WTG02/ audio guide tour guide system/2.4G Wireless Tour Guide System
1.High quality 2.4G Wireless Tour Guide System 2.Factory Price 3.Paypal accepted 4.NO MOQ 5. ... Fast delivery 2.4G Professional Digital Wireless Tour Guide System SOYO-WTG02Transmit frequency 2400-2480 MHz; Real digital transmit;Channel ... (6 different frequency) for Simultaneous Interpretation;Sampling rate 64k, Frequency Response 20-20KHz, HDCD sound quality;Shortest latency(<0.5ms);Ultra ...
Supplier: iTrait Technology (Shenzhen) Co., Limited [China Manufacturers]
Point Of Sale System Reader
... and all kinds of android smart phone Point Of Sale System Reader MS3391 is a very lightweight, small, intelligent Bluetooth Barcode ... continuous decoding speed up to 280 times per second;Good response speed, TTR<20ms, (see TTR documentation);Using Bluetooth technology, convenient ...
Supplier: Shenzhen Unique Electronic Int'l Ltd. [China Manufacturers]
Conference System ATC01C High Speed Camera
... price 3.OEM/ODM 4.ISO9001:2008,CE,RoHS Conference System ATC01C High Speed Camera Feature:1. DSP design with high ... and consummate functions 2. Precise power machine, run stably and response quickly 3. Power-off protection4. Rotate in horizontal 360 degree ... -view, automatically change the CCD with environmental lights.Diagram: Conference System ATC01C High Speed Camera
Supplier: Guangzhou Meishi Electronic Technology Co., Ltd. [China Manufacturers]
HM-8002 USB Multimedia Speaker System, Wooden Material, Rechargeable Battery, FM radio, Connecting to PC, DVD, ipod
HM-8002 portable wooden media player, with amplifier, speaker system, FM radio, song select, built-in recharge li-ion ... Battery capacity :900mAhOutput : RMB 10W (5W + 5W) THD = 10%Frequency response : 150Hz - 20KHz versatile connection to CD, DVD, MP3, MP4, mobile ... , and any common music players HM-8002 USB Multimedia Speaker System, Wooden Material, Rechargeable Battery, FM radio, Connecting to PC, ...
Supplier: Shenzhen Qi Sheng Long Industrialist Co., Ltd. [China Manufacturers]
GSM ALARM SYSTEM , G1
... control command and receive alarm message remotely. The system can be armed according to user’s requirements ... 4. With voice reminder when users operate the system.5. Support two-way communications 6. Can ... 24 hours zone).17.With Backup rechargeable battery, system can work even if there is a power ... : 900/1800MHz(standard), 850/1900MHz (optional)3. Alarm response time: ≤8s (GSM signal in normal)4. Power ...
Supplier: Shenzhen Etross Telecom Co., Ltd. [China Manufacturers]
SG series E/R alarm indicator column system
... reliability and high quality. SG alarm indictor column system is applied to alarm working staus integrate alarm ... one long alarm signal.When main power on,system will automaticly change-over to main power ... en manual mute.When the emergency power fail,system will automaticly turn on emergency power failure ... signal :Normal open contact, Alarm signal response :≥110dB SG series E/R alarm indicator column ...
Supplier: Hangzhou Yaohua Wire And Cable Co., Ltd. [China Manufacturers]
Lower price Laptop motherboard high quality CQ50 489810-001 AMD GM for hp/compaq system board 100% tested good
... CQ50 489810-001 AMD GM for hp/compaq system board 100% tested good 1. Part Number: ... delay or any other problems, we will not response for it, but we will help to deal ... whether charge and discharge,Full running 3D, Restart system atleast two times.5) our testing link: please ... guarantee 100% compatibility as there are several different system boards available for this seriesOur contact details as ...
Supplier: Shenzhen Lihaicheng Tech Co., Ltd. [China Manufacturers]
10 Inch Cheap Student Computer Mini Laptop Child Netbook,Camera, Gift
... x 600Memory capacity: 128 MB video memory maximum dynamic sharingAudio system: built-in stereo loudspeakerSound card type: Realtek High Definition ... Kg (including battery)Power adapter: 1 lithium battery: 1Operating system: LINUX/WINDOWS XPColour: black, white pink red yellowOther: built ... insurance/two years hardware cost warranty) 10 Inch Cheap Student Computer Mini Laptop Child Netbook,Camera, Gift
Supplier: Shenzhen Xinzhengyu Technology Limited [China Manufacturers]
Virtual Private Theater System HD 72-inch Wide Screen Video Glasses
Virtual Private Theater System HD 72-inch Wide Screen Video Glasses Thanks ... format PEG, BMP, GIF, etc Ebook TXT Frequency response 20Hz-20KHz Interface High speed USB2.0 Language English, ... , etc Working temperature -5°C - 50°C Operating system Windows2000/XP/Vista/7 Product weight 100 g Package weight ... Newest Catalog and Price ! Virtual Private Theater System HD 72-inch Wide Screen Video Glasses
Supplier: Shenzhen Kingpower Technology Limited [China Manufacturers]
Android System,Gravity Sensor,Google Map,WIFI,Card Reader,Touching Screen,7inch touch screen MID
Android System,Gravity Sensor,Google Map,WIFI,Card Reader,Touching ... Forecast/QQAudio PlayerMP3,WMA,APE,FLAC,OGG,WAV Frequency response: 20Hz to 20000HzVideo Player AVI, MKV(XVID/px/ ... Forecast/QQAudio PlayerMP3,WMA,APE,FLAC,OGG,WAV Frequency response: 20Hz to 20000HzVideo Player AVI, MKV(XVID/px ... 5 x 37 cm with 10pcs weight:10KG Android System,Gravity Sensor,Google Map,WIFI,Card Reader,Touching Screen ...
Supplier: Shenzhen Longood Electronics Co., Ltd. [China Manufacturers]
UHF wireless conference system
UHF/PLL wireless conference system,with 32/64/99 channels for selection,Multi-function ... display,noise lock+pilot tone lock UHF wireless conference system TRANSMITTER:Operating frequency:500-980MHzAdopt CPU controlWith PLL combined ... .5%Frequency response:40Hz-18KHzNoise locked+pilot tone lockedAudio frequency response expand and auto electricity level control circuit UHF wireless conference system
Supplier: Enping Huayuan Audio Equipment Factory [China Manufacturers]
Multi-function Wireless Portable PA Sound System
... FM radio;USB/SD card Music Player;UHF Wireless Microphone System;Echo Effect control so singer sound fuler and richer;With ... 2Sensitivity:105dB±3dB &110V-240V AC Switching power supply ,Frequency Response:50Hz-18KHz Machine Body: ABS materialSpeaker:(1"horn tweeter×1 ... Operating time: 8 hours (10" Neodymium woofer 1pcs ) (automatic charging system) for 5-6hurs operation.Audio Inputs:Mic input,Aux Input ...
Supplier: Enping Shema Electron Technology Co., Ltd. [China Manufacturers]
Radio Alarm Clock Speaker System for iPod/iPhone
Radio Alarm Clock Speaker System for iPod/iPhone Good quality and best price - Stereo alarm ... ~ 108MHz- Distortion (1KHz, 1W): 1%- S/N Ratio: 65dB- Frequency Response: 20Hz ~ 20KHz- Separation: 50dB- Output Power: 3W X 2- Driver ... , FCC, C-Tick, CCC and Rohs Radio Alarm Clock Speaker System for iPod/iPhone
Supplier: Ningbo Serenewave Electronics Co., Ltd. [China Manufacturers]
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