Long range two way rs232 rf radio data transceiver module
Model: sg-303
Sg-303 wireless data transmission radio, is a long-distance wireless data transmission products.Its advantages of small size, metal shell, good shielding performance, strong anti interference, the internal use of integrated amplifier, tcxo reliability device and a built-in watchdog that ensure its good stability and high reliability. Half duplex communication working mode which is more convenient for the user to provide two-way data signal transmission and detection and control functions. The send and receive time less than 50ms and timeliness. Suitable for wireless data acquisition, industrial control, the measurement and control of the oil field, watermark monitoring important industry.
Features:
1) power and sensitivity:
Radio frequency output power is more than 5w,
High receiving sensitivity -120dbm (1200bps);
-117dbm(2400bps),
-105dbm(9600bps)
2). Multiple frequency, to meet various customers' needs
Carrier frequency can be 220-220 mhz, 450-470 mhz.
3) high speed wireless communications and data buffer.
Air rate is greater than or equal to a serial port rate can continuous transmission infinite data, when the air rate is less than or equal to a serial port rate, temporary storage buffer then transfer.
4) transparent transmission, convenience for the user.
Radio after receiving the data needs to be sent, launch will start automatically without user to send and receive control.
5) low power consumption
Receiving current < 60 ma, emission current < 1.5 a, hibernation current < 1 ma.
Specification
Frequency: 230mhz/400mhz/420mhz/450mhz
Frequency stability: ±2.5ppm
Working mode: Half-duplex
Channel spacing: 25 khz
Bit rate: 1200/2400/4800/9600/19200bps (option)
Channel rate: 1200/2400bps (option)
Transceiver conversion time:
Divanti Group generates large volume of iCORE and Core 2 Duo Laptops monthly. Each lot is separated by either iCORE Laptops or Dual Core/Core 2 Duo Laptops. Our approximate order ranges from 100-300 units on average. If you are interested in purchasing laptops in bulk, feel free to send me your email address and I can send over current stock lists that is available. Thank you.
We got second hand used laptop and all are in good shape delivery is all over the world We makle sure delkivery is always on time to make sure we satisfy all our clients all round the worls We assure our buyers of a good quality products and a good service that establish a long terms business relationship between the us and we also assure a safe delivery to our buyers doorstep anywhere in the world as we handle custom charges/Insurance /Tax and handling charges till shipment get deliver to buyers door step. What are the shipment terms ? A: Express( DHL, FEDEX, TNT, UPS). *Takes 3-5 Days express delivery *Tracking number will be sent to you after shipment. RETURN POLICY : This product is in a guaranteed good condition. If for some reason you are unhappy with your purchase notify us within 60 days after you receive the item. All returned items must be in their original condition and packaging and full refund of total funds includes transfer charges would be made.
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Metal mini usb flash drive with custom logo for promotional gifts Sales: * Good Die USB flash drive 100% real capacity,Alcor/SMI/AS control chips super stability. * Free sample,free LOGO,free for loading data. * Test H5 one by one before shipping,factory direct sales good price. * Good pre-sales and after-sales service,long-term quality warranty 1 years. * Fast delivery 3-5 days for urgent order.
Available Capacities : 2GB, 4GB, 8GB, 16GB, 32GB,64GB,128GB flash memory USB Chip: Real Capacity of Original A- Glass flash chip Support USB 2.0 and 3.0 specifications Operation Systems : Windows Vista/XP/2000/ME/98/95/7, Mac OS 8.6 and above, Linux 2.4.X Compatibility : PC or Notebook with a USB interface Drivers: Required only for Windows 98/95. Online Download Available Transfer Rate: USB 2.0 port: 6Mbps of writing speed, 14Mbps of reading speed USB 3.0 port: 40Mbps of writing speed, 120Mbps of reading speed No external power source required Additional functions: password and bootable High speed, at least 10 years of data retention Logo Printing: Laser engraved,Color printing Package: Free poly bag.(Customized package is available)
1. A Comfortable Contoured Shape - DIY Magnetic Detachable Up Cover Maximum comfort, the mouse is equipped with two interchangeable panels â?? one a honeycomb shell that makes the mouse lighter - and the other solid non-perforated. 2. Light Speed Pro-grade wireless 2.4Ghz A pro-grade wireless solution that achieves wired-like performance, built-in USB Nano receiver 3. 1:1 Tracking Advanced Sensor Battle with an ultra-accurate and high-speed tracking engine, 6 Active and Adjustable Up to Maximum DPI 4. Dynamic Multicolor RGB Backlighting Full-spectrum, fully-customizable RGB, select your own personal RGB matching with your gameplay 5. Rechargeable Battery Built in 600mA Rechargeable Battery - Charging time 3 hours - Working time Up to 70 hours 6. Ultra Speed scroll wheel - Rubber Sillicon Premium Rubber Sillicon Scroll make you Scroll better and get more done. 7. All New High-Performance Switches " HUANO 50 million keystroke 2 Keys R/L " Made for gaming left/right and 2X button switches provide ultrafast response 8. Dual High Quality Connection " 2.4Ghz USB Nano Receiver + Wired USB Type C Cable 2.0 " USB Nano Receiver Working as wireless + USB C Cable Working as Wired Mouse - Rate of return: 1000HZ 9. Packing & Contents B Color box Packing + User Manual 2 Page + USB Nano Receiver + USB Type C Cable Data cable length: 180cm / Product size:124.90 * 63.70 * 40.50mm / Product Weight: 95g
We have good quality Used and New Laptops of all brands. Product Name Used laptops Processor CPU Series: Intel Core i7 4-generation family CPU Type: Intel Core i7 4702MQ CPU frequency: 2.2GHz Core frequency: 3200MHz Bus Specifications: DMI 5 GT / s Three cache: 6MB Core Architecture: Haswell Core / thread count: quad-core / eight thread Storage Device Memory Capacity: 4GB (4GB Ã?? 1) Memory Type: DDR3L (low voltage version) 1600MHz Hard disk capacity: 500GB Hard Description: Support the expansion turn mSATA SSD hard drive Drive Type: No built-in optical drive Display Touch screen: does not support touch Screen Size: 14 inches Aspect Ratio: 16:9 Screen Resolution: 1366x768 Screen technology: LED backlit, matte glare mask Graphics Graphics Type: Dual Graphics (fever-level graphics card + integrated graphics) Graphics chip: NVIDIA GeForce GTX 760M + Intel GMA HD 4400 Memory Capacity: 2GB Memory Type: GDDR5 Memory Interface: 128bit Number of stream processors: 768 Multimedia devices Camera: 720p HD webcam Audio System: Built-in audio chip Speaker: Built-in speaker Microphone: Built-in microphone Network Communications Wireless LAN: 802.11b/g/n wireless protocol Wired LAN: 100Mbps Ethernet card I / O interfaces Data interface: 1 Ã?? USB2.0 +2 Ã?? USB3.0 Video Interface: VGA, HDMI Audio interface: headphone / microphone combo interface Other interfaces: RJ45 (network interface), power connector Reader: Multi-in-1 card reader Input Devices Pointing device: Touchpad Keyboard Description: Full-size keyboard Power Description Battery: 6-cell lithium battery, 5900 mA Life time: 5 hours, the specific time depending on use environment Power adapter: 100V-240V 90W AC power adapter adaptive Exterior Laptop Weight: 2Kg Length: 339.2mm Width: 239.5mm Thickness: 26.4mm Shell material: composite material Case Description: Black Notebook accessories Packing list: Host x1 notebook Power adapter x1 Power cord x1 Manual x1 Warranty card x1 Shipping DOCS 1. Commercial Invoice 2. Packing list 3. Certificate of Origin 4. Bill of Loading 5. Form A/Form E 6. Other documents are according to customer's