Reviews Computer Main Board

Chessmaster 9000

  • CHESSGENIUS PRO ELECTRONIC CHESS BOARD IS FOR BEGINNERS TO EXPERT PLAYERS with an ARM Cortex M4 / 120 MHz processor and 160 KB of RAM, this is the most powerful chess computers of all time.
  • CHESS COMPUTER PLAYING STRENGTH OF OVER 2200 ELO (International tournament standard), with opening moves library choices: The Classic London Book (approx 57,000 positions) and the Modern Book (more than 100,000 positions), or select no book and the chess computer calculates the move itself..
  • MILLENNIUM CHESSGENIUS PRO CHESS COMPUTER HAS A VERSATILE ANALYSIS MODE (text displays and electronic chessboard display), display analysis of positions, main variants and move number. Set up any chess positions easily for play or analysis.
  • BUILD CONFIDENCE: custom tailor the playing strength, options and exercises to suit virtually any skill level. The chess computer integrated chess trainer also makes it well suited for beginners and novices..
  • BATTERIES INCLUDED (No AC Adapter) DISPLAY WITH BACKLIGHT IS 1.5 X 1.75. Actual board size measure 7.9 x 7.9 inches. Multilingual, text based user interace in 7 Languages: German / English / French / Dutch / Spanish / Italian / Russian.
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5 Axis Mach3 Stepper Motor Controller Board Breakout Board interface board For CNC Router Engraving Milling Machine

  • The MACH3 interface board is connected to the computer through the USB port and the LPT port. The length of the USB cable and the 25-bit LPT cable cannot exceed 1.5 meters..
  • 1. A special high speed chip is used to process the input and output (I/O) signals. It is capable of making the machine work stably, with the features of correcting and enlarging the signals that removing the unnecessary disturb signals..
  • 2. The computer LPT port supplies the power individually, separating from the power supply of other parts. Therefore, the computer and machine tool isolate effectively. It makes the data more secure, with further insurance of security and stability..
  • 3. There are 5 input signals, communicating with the host computer, which are isolated by the optical coupling. Among the optical coupling isolation, the P11and P12 are high-speed, which can be used for connecting main shaft encoder, or the same demanding signal as hand wheel A, B..
  • 4. There are 12 output signal, which is allowed to controlling output, supporting as many as 6 axis linkage. Some of the output port is reusable functinality. Meanwhile, one port only can be used as one function.5.This board only support LPT port,if your laptop does not have its own parallel port,you....
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Orange Pi 4 LTS 4GB LPDDR4 Rockchip RK3399 Six Core 64 Bit Single Board Computer with 16GB eMMC Flash, Run Android, Ubuntu, Debian OS (Pi4 LTS(4GB 16GB)+ Metal Shell+ 5V4A Power Supply)

  • ...kchip RK3399(28nm HKMG Process), and has 4GB LPDDR4 SDRAM, 16GB EMMC Flash, 6-core ARMR64-bit processor ,main frequency speeds up to 1.8GHz. Note: We will choose efficient logistics to deliver your order and our delivery date generally takes 15 days, Faster than Amazon's suggested date..
  • Orange Pi 4 LTS Single Board Computer offers a range of different ports, including HDMI output, 26pin headers, LCD connector, 2*USB 2.0, 1*USB 3.0, 1*USB 3.0 TYPE-C, mini PCIE connector etc..
  • Orange Pi 4 LTS open source board mini computer is support for dual cameras, binocular vision ranging, power management, TF card Storage, support SATA and SSD expansion, LED indicator, Low-level peripherals, support 4K output..
  • Include: Orange Pi 4 LTS 4GB with 16GB eMMC Flash Single Board Computer + Antenna Metal Shell+ 5V4A Power Supply.
  • This Orange Pi 4 LTS microcontroller is powered through DC and Type-C, and it can run Android 8.1,Ubuntu16.04,Ubuntu18.04,Debian9. It is a good choice for applications that need strong networking perfomance..
  • Orange Pi Single Board Computers can builed a computer, a wireless server, Games, music and sounds, HD video, a speaker, Android, Scratch.Pretty much anything else, because Orange Pi is open source..
  • Notice before order: By default, we won't re....
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Ubit 1 to 4 PCI-E Riser Extender for BitcoinLitecoin ETH Coin 4 in 1 PCI-E Riser Adapter Board USB3.0 PCI-E Rabbet- Ethereum Mining ETH (4 in 1

  • Solve the quantity of port of PCI-E , 1 port can be extended to 4..
  • Used plug-in design, without through the extension line could directly access the motherboard interface, and can be fixed to the Computer case..
  • The main control board is powered directly by PCI-E interface, does not need an external power line, the main control board power no interference..
  • Reduce the number of adapter card and adapter line, one line directly to the port, effectively reduce the loss of interface interference and wire..
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Orange Pi 5 8GB Rockchip RK3588S 8 Core 64 Bit Single Board Computer, 2.4GHz Frequency Open Source Development Board Mini PC Desktop Run Orange Pi OS, Android12, Debian11 (Pi 5 8GB)

  • Orange Pi 5 uses Rockchip RK3588S new generation 8-core 64-bit processor, quad-core A76+quad-core A55, with 8nm process design, up to 2.4GHz main frequency, integrated ARM Mali-G610 GPU, embedded high-performance 3D/2D image acceleration module, built-in NPU with 6Tops computing power, with 8GB (LPDDR4/4x), and up to 8K display processing capability..
  • Orange Pi 5 Single Board Computer provides abundant interfaces, including HDMI output, GPIO interface, M.2 PCIe2.0, Type-C, Gigabit LAN port, 2*USB2.0, 1*USB3.0, etc..
  • Orange Pi 5 microcontroller open source board mini computer can be widely used in tablets, edge computing, artificial intelligence, cloud computing, AR/VR, intelligent security, smart home and other fields, covering AIoT various industries..
  • Orange Pi 5 Mini PC supports Orange Pi OS, the official operating system developed by Orange Pi, as well as Android12 and Debian11..
  • Orange Pi Single Board Computers can builed a computer, a wireless server, Games, music and sounds, HD video, a speaker, Android, Scratch.Pretty much anything else, because Orange Pi is open source..
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Orange Pi Zero 2, 1GB Allwinner H616 Quad Core 64 Bit Open-Source Microcontroller 1000M Ethernet Single Board Computer, Support Android10, Ubuntu, Debian (Zero 2)

  • ...0MB Network, Run Android 10,Ubuntu,Debian OS Single Board. Orange Pi Zero Expansion board Interface board Development board beyond Raspberry Pi. Note: We will choose efficient logistics to deliver your order and our delivery date generally takes 15 days, Faster than Amazon's suggested date..
  • Orange Pi Zero 2 Mini PC Computer supports decoding of various video formats, such as H.265, H.264, VP9, ​​MPEG -1, MPEG-2, MPEG-4, etc, and the Micro-HDMI output supports 4K display, the GPU has been upgraded to Mali-G31MP2, and supports OpenGL ES 1.0/2.0/3.2, etc..
  • Orange Pi Zero 2 Microcontroller can cooperate with the adapter board through the 13pin interface to expand the functions of earphone + 2*USB 2.0 + TV out + infrared. In addition, the 26pin expansion function port on the board further enriches the functional interface of the main board and improves the development potential..
  • Orange Pi Single Board Computers can builed a computer, a wireless server, Games, music and sounds, HD video, a speaker, Android, Scratch.Pretty much anything else, because Orange Pi is open source..
  • Orange pi zero2 - Tips for Using Orange Pi SBC-Boot up If the OS is not burned, and only power on, there will be no lights on. Burn the correct OS, power on the card, and the light ....
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Orange Pi 4 LTS 3GB LPDDR4 Rockchip RK3399 Six Core ARMR 64 Bit with 16GB EMMC, Single Board Computer Run Android, Ubuntu, Debian OS (Pi 4 LTS 3GB +16GB EMMC)

  • Orange Pi 4 LTS uses the Rockchip RK3399(28nm HKMG Process), and has 3 GB /4GB LPDDR4 SDRAM, 16GB EMMC Flash（option), 6-core ARMR64-bit processor ,main frequency speeds up to 1.8GHz..
  • Orange Pi 4 LTS Single Board Computer offers a range of different ports, including HDMI output, 26pin headers, LCD connector, 2*USB 2.0, 1*USB 3.0, 1*USB 3.0 TYPE-C, mini PCIE connector etc..
  • Orange Pi 4 LTS open source board mini computer is support for dual cameras, binocular vision ranging, power management, TF card Storage, support SATA and SSD expansion, LED indicator, Low-level peripherals, support 4K output..
  • This Orange Pi 4 LTS microcontroller is powered through DC and Type-C, and it can run Android 8.1,Ubuntu16.04,Ubuntu18.04,Debian9. It is a good choice for applications that need strong networking perfomance..
  • Orange Pi Single Board Computers can builed a computer, a wireless server, Games, music and sounds, HD video, a speaker, Android, Scratch.Pretty much anything else, because Orange Pi is open source..
  • Notice before order: By default, we won't responsible for customs clearance fee charged by your local. If you have any questions, pls contact with Amazon service..
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Yahboom 4 Port USB 3.0 Hub for Raspberry Pi Jetson Nano ROS Robot, Compatible with USB 3.0/2.0/1.1 Driver-Free Plug&Play, Onboard External USB-A，5V (Micro-USB)，9~24V Power Port, for High-Power Device

  • ...interface/XH2.54 socket) wide-voltage external power supply. Even if multiple high-power peripherals are connected at the same time, the stability of power supply and signal transmission can be guaranteed..
  • Support equipment -- Support ROS robot / car, Raspberry Pi / Jetson series board, PC, other boards, industrial computer, etc. Compatible with win7 / 8 / 10, Linux, Ubuntu, MacOS systems, no need drive file, plug and play. If the USB device needs to be restarted, the device can be powered off and restarted through the switching power supply without plugging and damaging the interface..
  • Size support Raspberry Pi stack installation -- Support installation of Raspberry Pi 4B/3B+/3B,The kit contains the exclusive copper column screw accessories for jetson nano and raspberry pi, the material is of reliable quality, and there is technical help.
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Samsung DA94-02663A Main Control Board

  • The Samsung DA94-02663A Main Control Board is a genuine OEM (Original Equipment Manufacturer) part designed and engineered to exact specifications.
  • Replacement Samsung Refrigerator Main Control Board is a PCBA (Printed Circuit Board Assembly) manages the functions of the refrigerator such as....
  • Samsung DA94-02663A Refrigerator Main Control Board is also called the Electronic Control Board or Main PCB (Power Control Board).
  • High quality Samsung OEM DA94-02663A Refrigerator Main Control Board is manufactured with premium materials for durability and exact fit, be sure to....
  • Repair your appliance with confidence when you choose Genuine Samsung Factory Parts & Accessories.
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Orange Pi 4 LTS 3GB LPDDR4 Rockchip RK3399 Six Core ARMR 64 Bit with 16GB EMMC, Single Board Computer Run Android, Ubuntu, Debian OS (Pi 4 LTS(3GB 16GB)+Antenna Metal Shell)

  • Orange Pi 4 LTS uses the Rockchip RK3399(28nm HKMG Process), and has 3 GB /4GB LPDDR4 SDRAM, 16GB EMMC Flash（option), 6-core ARMR64-bit processor ,main frequency speeds up to 1.8GHz..
  • Orange Pi 4 LTS Single Board Computer offers a range of different ports, including HDMI output, 26pin headers, LCD connector, 2*USB 2.0, 1*USB 3.0, 1*USB 3.0 TYPE-C, mini PCIE connector etc..
  • Orange Pi 4 LTS open source board mini computer is support for dual cameras, binocular vision ranging, power management, TF card Storage, support SATA and SSD expansion, LED indicator, Low-level peripherals, support 4K output..
  • This Orange Pi 4 LTS microcontroller is powered through DC and Type-C, and it can run Android 8.1,Ubuntu16.04,Ubuntu18.04,Debian9. It is a good choice for applications that need strong networking perfomance..
  • Orange Pi Single Board Computers can builed a computer, a wireless server, Games, music and sounds, HD video, a speaker, Android, Scratch.Pretty much anything else, because Orange Pi is open source..
  • Notice before order: By default, we won't responsible for customs clearance fee charged by your local. If you have any questions, pls contact with Amazon service..
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Orange Pi 5 8GB Rockchip RK3588S 8-Core 64 Bit Single Board Computer, Up to 2.4GHz and 8K Video Codec Support Development Board Run Orange Pi/Ubuntu/Debian/Android 12 OS (Pi 5 8GB+ Power Supply)

  • [HIGH PERFORMANCE]: Orange Pi 5 signal board computer uses Rockchip RK3588S new generation 8-core (4-core A76 and 4-core A55) 64-bit processor with 8nm process design. Main frequency up to 2.4GHz, integrated ARM Mali-G610 GPU, embedded high-performance 3D/2D image acceleration module, built-in AI accelerator NPU with up to 6 TOPS, supports INT4/INT8/INT16 mixed operation, with 4GB/8GB/16GB/32GB (LPDDR4/4x), and up to 8K display processing capability..
  • [8K VIDEO CODES SUPPORT]: Orange Pi 5 up to supports 8K @ 60fps, the powerful video codec allows for clearer images and more detailed picture quality which greatly improves the user experience..
  • [ABUANDENT INTERFACES]: Orange Pi 5 development board provides abundant interfaces, including HDMl 2.1 output, 26 PIN expansion port, M.2 PCle2.0, USB Type-C port, Gigabit LAN port, 2*USB 2.0, 1*USB 3.0, etc. The Orange Pi 5 can be widely used in tablets, edge computing, artificial intelligence, cloud computing, AR/VR, intelligent security, smart homeand other fields, covering AloT various industries.Orange Pi 5 will let you to enjoy technology life!.
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Dell 48DY8 Optiplex 7020 9020 MT / T1700 Workstation PC Motherboard RENEWED

  • Main Logic System Board Assembly Motherboard.
  • Fits Dell Optiplex 7010 9010 9020 USFF Ultra Small Form Factor Computer Chassis/Case.
  • Motherboard Only. CPU Ram Optical Hard drive not included.
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Sinreton 736pcs PC Computer Standoffs Screws Assortment Kit for 2.5\ SSD, Hard Drive, Computer Case, Motherboard, Fan, Power Graphics

  • [10 different size screws]: use for 2.5" SSD, hard drive,computer case, power supply, motherboard, hard drives, fan and floppy,CD-ROM drives.
  • [Style]:hard driver screws(M3.5x5mm),hand twist case screw,Main board fixed screws (M3 x 5),CD-ROM set screws (M3 x 4),fan screws(M5x10),case screws screw (M3.5 x 6),M3 washers,2.5" M3 ssd screws.
  • [Material]: Made of high quality black zinc plated which have superior rust resistance and excellent oxidation resistance.
  • [Application]:Perfect for 2.5" SSD, Hard Drive, computer case, power supply, Mainboard/motherboard, fan and floppy/CD-ROM/DVD-ROM drives.
  • [Total]: 736pcs computer screws with a storage box.great for PC building hobbyist.
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