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X.21
<communications, standard> A digital signaling interface
recommended by ITU-T that includes specifications for
DTE/DCE physical interface elements, alignment of call
control characters and error checking, elements of the call
control phase for circuit switched services, data transfer
at up to 2 Mbps, and test loops. 64 kbps is the most
commonly used transfer rate.
(2000-02-28)
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This article was derived from the Free Online Dictionary of Computers and is available under ther terms of the GNU Free Documentation License.
4-Channel Wireless Receiver &4 Color Cameras4-Channel Wireless Receiver &4 Color Cameras ** Four-Channel Wireless Receiver and 4 Color Cameras **Monitor anyone, anywhere with this Wireless Real-Time cameras and receiver. It features a receiver with 4 different channels, 200 meters effective range and A/V connections for four monitors. This system includes four miniature cameras that can be mounted anywhere. The perfect system for monitoring your home, office, or anywhere you desire. Just to connect the receiver to your TV and you're ready to go!General Features:- 4-channel wireless receiver- Miniature color video cameras- PAL/NTSC/SECAM AV system- PLL frequency control- -85 dB sensitivity- 200 m effective distance (656.16 ft, approximate)- 3 seconds auto change outputReceiving Frequency:- Channel 1: 1080 MHz- Channel 2: 1120 MHz- Channel 3: 1160 MHz- Channel 4: 1200 MHz Receiver Connectors:- Four (4) antenna connectors- Four (4) A/V connectors- DC-in 5VReceiver Dimensions:- 1.75 x 8 x 4.5-inches (H x W x D)Camera Dimensions:- 1.25 x 1.25 x 1.5-inches (H x W x D)Retail Package Includes:- Wireless Receiver- Four (4) Miniature cameras- Four (4) Camera power/9-Volt battery adapters- Four (4) antennas- User's Manual- Five (5) A/V cables- Four (4) Camera AC adapter (120V AC, 60Hz; 8V DC, 200mA)- Receiver AC adapter (100-240V, 50/60Hz, 0.25A) Compatibility/Requirements/Disclosures:** Requirements *** Video source with A/V connectors* Available power outlet More ...
NEC VGA 10.4-Inch Color TFT LCD NL6448BC33-31NEC VGA 10.4-Inch Color TFT LCD NL6448BC33-31 ** NEC VGA 10.4-Inch Color TFT LCD NL6448BC33-31 **General Features:- Model number NL6448BC33-31 - Screen 10.4 diagonal screen - Drive method Amorphous Si TFT active-matrix - Display area 211.2(H) x 158.4(V)mm - Number of pixels 640 x 480 - Display color 262,144 colors - Pixel pitch 0.33(H) x 0.33(V)mm - Pixel arrangement RGB vertical stripe - Luminance 350cd/m2 typical - Backlight 2 cold cathode fluorescent lamps - Backlight inverter None - Contrast ratio 300:1 typical - Viewing angle Up 40o, down 45o, right 50o, left 50o typical - Response time 40ms max. - Input signals Digital RGB(6bits), dot clock, H-sync, V-sync - Power requirements 3.3V(or 5V) - Power consumption 6.8W typical - Operating temperature 0oC to +50oC - Storage temperature -20oC to +60oC - Outline dimensions 243(W) x 185.1(H) x 11.5 max.(D)mm - Weight Approx. 530g More ...
5.25-inch Drive Bay 10-CD/DVD Storage Tray (Beige)5.25-inch Drive Bay 10-CD/DVD Storage Tray (Beige) ** 5.25-inch Drive Bay 10-CD/DVD Storage Tray **Keep your important driver disks game CDs, or your favorite DVD movies close at hand. This 5.25-inch drive bay 10-CD storage tray conveniently stores up to 10 CDs and is easily accessible right at the front of your computer. Just mount this tray in an available 5.25-inch drive bay and your CD/DVD storage needs are met.General Features:- Beige and translucent blue- Fits in available 5.25-inch drive bay- Hold up to 10 CD/DVD disks- Easy eject buttonNotes:- EAN: 2 564684 168749 Compatibility/Requirements/Disclosures:** Requirements *** Available 5.25-inch external drive bay More ...
Cisco 100 Series 16-Port 100BaseTX Fast HubCisco 100 Series 16-Port 100BaseTX Fast Hub ** Cisco 100 Series 16-Port 100BaseTX Fast Hub **This Cisco 100 Series Fast Hub is an unmanaged 16 port 100BaseT Class II repeater for workgroups and server environments! It features 16 ports, 100 Mbps peak and aggregate throughput, and supports connection to optional Cisco redundant power supply. Get your Cisco 100 Series 16-Port 100BaseTX Fast Hub today!General Features:- Sixteen (16) 100BaseTX ports- One (1) 100BaseTX uplink port- IEEE 802.3U Class II repeater compliant- Compatible with the 100BaseT standard for interoperability with other 100BaseT products- 100 Mbps peak and aggregate throughput- Supports connection to optional Cisco redundant power supply- Wall or rack mountableFront Panel Features:- RPS LED (Redundant Power System)- System Status LED- Port Mode LED- Collision LED- Mode button- Port Status LEDs- Sixteen (16) 100BaseTX ports- 100BaseTX uplink portBack Panel Features:- DC input for remote power supply- AC power plug (100-240V, 50/60Hz, 0.6A/0.3A)Unit Dimensions:- 1.75 x 17.5 x 8-inches (H x W x D)Regulatory Approvals:- UL- CE- VCCI- TUV/GS- C-TickFactory Box Includes:- Cisco 100 Series 16-Port 100BaseTX Fast Hub- Installation Guide- Documentation CD - Power cord- Mounting bracketsNotes:- P/N: WS-C116T Compatibility/Requirements/Disclosures:** Requirements *** Category 5 Ethernet cable* Available power outlet More ...
Omnifi Media Streamer w/802.11b USB AdapterOmnifi Media Streamer w/802.11b USB Adapter ** Omnifi Digital Media Streamer w/D-link 2.4GHz 802.11b Wireless USB Adapter **Transfer music from your PC to your home stereo system with this Omnifi Home Digital Streamer! The DMS1 lets you stream Internet music from PC to home stereo and play MP3s and WMA files and other digital content on your home stereo. The SimpleCenter software CD makes it easy to convert your CDs to MP3/WMA format. This great kit includes the D-Link DWL-120R 802.11b Wireless USB adapter, which connects to the DMS1 in your home, allowing you to receive wireless transmission of audio files from your computer. Wireless access means eliminating the need to move your PC to living room. Enjoy your entire music collection wherever you are with this Omnifi Home Digital Streamer and D-Link Wireless USB adapter kit!Omnifi Home Digital Media Streamer Features:- Play MP3s and WMA files and other digital content on your home stereo- Use hardwire or wireless connection (802.11b wireless USB adapter included) - Wireless access eliminated movingPC to living room- Rip entire CD collection, build playlist, customize music- Manage and customize digital media with SimpleCenter software- 32 x 128 graphics display- 20 Hz - 20 kHz frequency response- TV display interface- Compatible with Rhapsody music service- Access PC content on your home stereo via remote control- USB to Ethernet adapter included- Easy to installFront Panel Features:- Power button- Power LED- Select button- Scroll knob- Select- Play/Pause- Right navigate- Left navigate- Previous track- Stop- Next track- Presets- Display screen- Home- Artist- Album- Genre- FAV- Repeat- Shuffle- TAGBack Panel Features:- Two (2) USB ports- S -Video- Composite Video- Right/Left audioPower Specifications:- 120V, 60 Hz, 110WUnit Dimensions:- 2.25 x 11 x 6.5-inches (H x W x D)Regulatory Approvals:- FCCD-Link 2.4GHz 802.11b Wireless USB Adapter Features:- USB 1.1 interface- IEEE 802.11b standard- 2.4 GHz to 2.462 GHz frequency range- 64/128-bit WEP encryption- CSMA/CA with ACK media access control- Direct Sequence Spread Spectrum (DSSS)- Up to 328 feet indoorsDate Rates:- 11Mbps- 5.5Mbps- 2Mbps- 1MbpsRegulatory Approvals:- FCC- C-TickPackage Includes:- Home Digital Streamer- Manual- Quick Start Guide- SimpleCenter Software CD- USB to Ethernet adapter- Remote control- Two (2) AAA batteries for remote control- RCA cable- D-Link 2.4GHz 802.11b Wireless USB Adapter- D-link quick install guide- USB cableNotes:- Home Digital Streamer model: DMS1- D-Link Wireless USB Adapter model: DWL-120R- Items are pack in their own retail boxes but are packaged in plain box for shipping. Compatibility/Requirements/Disclosures: ** Requirements *** Pentium III 400 MHz processor or faster* Windows 98SE/ME/2000/XP* 128 MB RAM (256 MB recommended)* 100 MB free hard drive space for SimpleCenter CD* 1 MB per minute of stored audio* CD-ROM drive* Internet Explorer 5.0 or higher* 802.11b wireless access* Broadband connection* TV or audio video source with Composite or S-Video jacks* Available power outlet Informational Links: http://www.omnifimedia.com/ More ...
Biostar M7VIT 800 VIA KT600 Socket A ATX MB w/SndBiostar M7VIT 800 VIA KT600 Socket A ATX MB w/Snd ** Biostar M7VIT 800 VIA KT600 Socket A ATX Motherboard **This Biostar M7VIT 800 ATX Motherboard offers excellent quality and solid performance for all your computing functions! It features the VIA KT600/VT8237 chipset, supports up to 2 GB DDR RAM, and supports 200/266/333/400 MHz Front Side Bus. Connect your drives with two Serial ATA controllers, two IDE controllers, and one floppy disk controller. A CMI9761A 6-Channel AC97 CODEC and VT6103 10/100 LAN are integrated. Expansion is handled by an AGP slot and five PCI slots. This Socket A motherboard supports Athlon XP processors up to 3200+, Athlon processors up to 1.4 GHz, and Duron processor up to 1.8 GHz. Get your Biostar M7VIT 800 Motherboard today!General Features:- VIA KT600/VT8237 chipset- Socket A- ATX form factor- 200/266/333/400 MHz Front Side Bus (FSB)- Supports up to 2 GB DDR RAM (266/333/400MHz)- Two Serial ATA (SATA) controllers- Two (2) UDMA/33/66/100/133 IDE controllers - One (1) floppy disk controller - CMI9761A 6-Channel AC97 CODEC integrated audio - VT6103 10/100 integrated LAN Expansion Slots:- One (1) 4x/8 AGP slot- Five (5) PCI slots- Two (2) 184-pin DIMM slotsI/O Ports:- Two (2) PS/2 ports- One (1) 9-pin standard serial port- One (1) 25-pin standard parallel port- Eight (8) USB 2.0 ports (four on back, four via header)- One (1) RJ-45 standard Ethernet jack- Line-in, microphone and line-out jacksBIOS Features:- Award BIOS- Supports APM 1.2- Supports ACPI- Supports USB FunctionSupported Processors:- AMD Athlon XP processors up to 3200+ (200MHz)- AMD Athlon XP processors up to 3000+ (166MHz)- AMD Athlon XP processors up to 2600+ (133MHz)- AMD Sempron processors up to 2800+ (166MHz)- AMD Athlon processors up to 1.4 GHz (133MHz)- AMD Duron processor up to 1.8 GHz (133MHz)- AMD Duron processor up to 1.3 GHz (100MHz)Retail Package Includes:- Biostar M7VIT 800 VIA KT600 Socket A ATX Motherboard - User's Manual- Driver and Utility CD- Application Pack CD- One (1) 40-pin, 80-wire IDE cable- One (1) floppy disk cable- I/O Shield Compatibility/Requirements/Disclosures: ** Requirements *** ATX case* ATX power supply* Supported processor* Supported RAM* Rest of system Informational Links: http://www.biostar.com.tw/support/cpu/socket_a.php3#m7vit800 http://www.biostar.com.tw/products/mainboard/board.php?name=M7VIT%20800# More ...
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