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Windows 7 pro/home version key ,Windows10 system version key , by Microsoft company offered,We are selling win7/win10 system version key global,It is easy for actived by tel or net ,according as the computer system indication while you are installing the system.

Version language: Chinese (Simple& Complex Font ),English , Japan,Korean and other country's languages, Please confirm language before buying .

A The HDMI Amplifier Switcher
B Ultra Performance 3 Ports

A The HDMI Switcher 21 Pigtail
B Ultra Performance 4 Ports

A Ultra Performance 3 Ports
B Ultra Performance 5 Ports

A Ultra Performance 4 Ports
B Without the

Description:
RS485-232 light insulation type converter, compatible RS-232C, RS-422, RS-485 standard. AT-108 can transform RS-232 signal into RS-422 OR RS-485 signal in balance difference. Inner light insulation type and DC/DC direct current converter, can provide 3500V isolation voltage, Fast instantaneous voltage suppresser (TVS) can control lighting and ESD effectually, provide 600W protect power against lightning strike surge for each line, which prevent lighting strike and grounding interfere effectually.

The Raspberry Pi 4 Model B is one of the popular Raspberry Pi range of single board computers. It offers ground-breaking increases in processor speed, multimedia performance, memory, and connectivity compared to the prior generation Raspberry Pi 3 Model B+ while retaining backward compatibility and similar power consumption. For the end user, Raspberry Pi 4 Model B provides desktop performance comparable to entry-level x86 PC systems.

Key features include a high-performance 64-bit quad-core processor, dual-display support at resolutions up to 4K via a pair of micro-HDMI ports, hardware video decode at up to 4Kp60, up to 8 GB of RAM, dual-band 2.4 / 5.0 GHz wireless LAN, Bluetooth 5.0, Gigabit Ethernet, USB 3.0, and PoE capability (via a separate PoE HAT add-on). The dual-band wireless LAN and Bluetooth have modular compliance certification, allowing the board to be designed into end products with significantly reduced compliance testing, improving both cost and time to market.

Features
1.5 GHz quad-core ArmCortex-A72 CPU
VideoCore VI graphics
4kp60 HEVC decode
True Gigabit Ethernet
2 USB 3.0 and 2 USB 2.0 ports
2 micro-HDMI ports (1 4kp60 or 2 4kp30)
USB-C for input power, supporting 5 V / 3 A operation
2 GB, 4 GB, and 8 GB LPDDR4 memory SKUs

Magnetic privacy filter for MacBook, from kmore Optical (Dongguan, China, established 2015). The optical micro-louver film stays clear straight ahead and darkens beyond ±30, protecting work in offices, airports and open-plan spaces. It attaches to the magnets built into the screen bezel â?? no adhesive, clips or residue â?? and lifts off in a second for cleaning or when an external monitor is connected. Approx. 0.5 mm and 53 g; no obstruction of the front camera or sensors and no effect on lid angle or lid-close sleep. Compatibility: MacBook Air 13 / 15 and MacBook Pro 13 / 14 / 15 / 16 (Intel and M1-M5 generations confirm the exact model list with us). OEM/ODM: custom packaging, logo and retail sets. MOQ negotiable, trial orders welcome.

9 into a new, genuine product apart, test OK
The price would change slightly sometimes, please email or call us for more details.
All products sold by us can unconditional return within 7 days after signing off and one month guarantee. exclude damage due to human errors).

Notice:
Please note: returned goods to ensure that the integrity of the non-repudiation, the return and repair of freight by the customer commitment. If there's urgent order or pointed express delivery, please let us to be notified later. Please order after confirm. Thanks for your support.

TYPE
Description

Mechanical standard

3.5" Industrial Motherboard

148mm x 104mm
Processor - Intel Core i7 4500U Processor (4M Cache, 3 GHz, Haswell)

With up to 15 W TDP - BIOS

AMI BIOS - 64MBit BIOS

Memory - One 204-pin DDR3 SDRAM Small Outline (SO-DIMM) socket

Support DDR3L 1600 MHz SO-DIMM 1.35V - Support 8GB Max

Graphics - Intel HD Graphics 4400

Display: VGA / HD Video Three Display

* 2 x HD Video (port), 1 x VGA (header)

LAN - 2 x Intel I211-AT 1000M
Audio - Realtek ALC662 HD Audio Decoding controller

6 Channel Audio output - Line out + MIC IN Port
COM 6 x COM port ( RS485 optional )

USB - 2 x On-board USB 2.0

4 x On-board USB 3.0
2 x Pin interface USB 2.0

1 x SATA 3.0 (6Gb/s)
1 x Mini PCIE port

Expansion Port

1 x PCI E xpress Full-Mini Card connector ( for mSATA SSD )

1 x PCI E xpress Half-Mini Card connector ( for WIFI and Bluetooth )

1 x SIM port (optional)

1 x SATA power connector

1 x SATA 3.0 connector (6Gb/s)

1 x DDR3 SO-DIMM socket

1 x Front panel header

6 x Serial port headers ( RS485 optional )

1 x D-sub header

1 x GPIO header

1 x Automatically boot jumper

2 x USB 2.0 header

1 x Audio header

Front Panel - 1 x Push button for Power ON/OFF

1 x Power LED

1 x HDD LED

2 x USB 3.0 ports

2 x USB 2.0 ports

Back Panel - 1 x DC in connector

2 x HDMI Connectors

2 x RJ45 1000M ports

2 x USB 3.0 Ports

1 x Mic in port

1 x Speaker out port

Power Supply - DC 12V

Working condition - Operation Temperature -10 -50 C

Operation Humidity 10%-90% Relative Humidity,

Non-Condensing
Accessories
Cable for SATA HDD

There are over 80 types of products in over 500 models. All products are tested to pass the CE,FCC,ROHS and SISVEL certificate. Our products sell well not only in China, but also export to USA, Europe, Middle East and South America.

Read(Max):
CD-ROM 24X
DVD-ROM 8X
Write(Max):
CD-R 24X
CD-RW 16X
DVD-R 8X
DVD-R DL 2X
DVD+R 8X
DVD+R DL 2.4X
DVD-RW 4X
DVD+RW 4X
DVD-RAM 3X
Status: Brand new and Original.
Package Includes: 1 pc DVDRW drive.
Important: Please double check your IDE/ATAPI interface before ordering. If you are not sure please contact first!.
Plug and play!.
Brand New Replacement Product, works as genuine parts, 100% OEM Compatible.

Brand AUO
Model B173RW01 V.0
Size 17.3inch
Resolution 1440*900
Aspect Ratio WSXGA+ Wide screen
Description TFT Active Matrix with LED backlight
Warranty 6 months.

1) Software: Google Android 2.1
2) LCD display: 10.2¡± TFT display, 1024*600
3) Hard Disk: 2GB NAND FLASH, support most 32GB mobile HDD
4) Audio: MP3, WAV, WMA, AAC, AAC+, WAV and WMA recording
5) Video: 1080P MP4 playing, 1080P AVI(XVID,H.263,DIVX), 1080P MKC playing, 1080P 3GP playing, 1080P RMVB, RM playing
6) Picture: JPEG, GIF
7) Internet: Built in Ethernet: support WIFI: USB port
8) I/O ports: DC in, Earphone, RJ45, TF, 1*USB2.0 Host port, 1*USB 2.0 OTG port
9) Audio: Built in stereo speakers 1w*2, Built in mono recorder
10) Software included: Mail Box Media MSN SKYPE WINRAR
11) Application software: Word EXCEL PowerPoint PDF .

CPU : VIA 1.1G
Memory: 256RAM
Resolution:800*480
WIFI:802.11b/g
USB Port:USB 30pin*1 USB2.0*2
Power: 7.4V 2500mAh.

Specification
item
value
Brand Name
for dell
Processor Manufacture
Intel
Memory Capacity
16GB
Processor Type
Intel I7
Graphics Card Type
Integrated Card
Hard Drive Capacity
512GB
Screen Size
14.1"
Display Ratio
16:9
Display resolution
1920x1080
Plugs Type
Other
Hard Drive Type
SSD
Video Memory Type
GDDR3
Operating System
Windows 10pro
Processor Main Frequency
2.66GHz
Processor Core
Quad Core
PPI
132
Refresh Rate
65HZ
WLAN
WiFi 802.11 a/b/g
Keyboard language
English
Private Mold
yes
Appearance
Slight scratch
Grade
A+ ( Almost new )
Accessories
With third party accessories
Model Number
latitude e7490
Condition
Original Refurbished
Products Status
Official Refurbished
Quality
99% New/98%new/95%new
Type
Netbook Notebook
Keyword
Second Hand Refurbished Laptop Computer
Style
Ultrathin Portable
Hot sale with
Labtop
Selling point
Ready
Port
3*USB3.0
Network
Unlocked

Model
HP Probook 840 G5
CPU
Intel Core i5 8th
Graphics
AMD Radeon RX 540
Display pixel
1366*768(14.1'')
Camera
Dedicated Card
Operating System
Windows10
Battery
3-cell lithium battery
Colour
Silver
Size
326-234*17.9mm
Weight
1.48kg
Hard disk capacity
8G+256GB
Interface
2xUSB, USB Type-C hdmi Headphone/Microphone 2 in 1 RJ45 SIM card slot Expansion dock interface

HDD-A12Pro Desktop POS System Machine 12.5'' Full HD 1080P Printer Cash Register Pos Swipe Machine

Product Name
HDD-A12 Pro
Material
Plastic and Iron
Function
POS System, Cash Register

Package
Standard Export Carton Size: L 41cm* W 19cm* H 39cm
Weight: 2.8 kg.

Interface consists of USB, Serial, HDMI, LAN, SD Card and can be connected to cash drawer. Built-in 58 mm thermal printer with 2D barcode scanner

HDD-A12Pro Desktop POS System Machine 12.5'' Full HD 1080P Printer Cash Register Pos Swipe Machine.
HDD-A12Pro Desktop POS System Machine 12.5'' Full HD 1080P Printer Cash Register Pos Swipe Machine Product Name HDD-A12 Pro Material Plastic and Iron Function POS System, Cash Register Package Standard Export Carton Size: L 41cm* W 19cm* H 39cm Weight: 2.8 kg. Interface consists of USB, Serial, HDMI, LAN, SD Card and can be connected to cash drawer. Built-in 58 mm thermal printer with 2D barcode scanner.

Interface consists of USB, Serial, HDMI, LAN, SD Card and can be connected to cash drawer. Built-in 58 mm thermal printer with 2D barcode scanner.

Packaging Details
Standard export carton
Ready to Ship
Port
Shanghai Guangzhou
Lead Time:
Quantity(Pieces) 1 - 10 11 - 100 >100
Est. Time(days) 7 20 To be negotiated

HDD-A12Pro Desktop POS System Machine 12.5'' Full HD 1080P Printer Cash Register Pos Swipe Machine Product Name HDD-A12 Pro Material Plastic and Iron Function POS System, Cash Register Package Standard Export Carton Size: L 41cm* W 19cm* H 39cm Weight: 2.8 kg. Interface consists of USB, Serial, HDMI, LAN, SD Card and can be connected to cash drawer. Built-in 58 mm thermal printer with 2D barcode scanner.

Packaging & Delivery
Selling Units:
Single item
Single package size:
12.2X11.2X5.2 cm
Single gross weight:
0.339 kg
Package Type:
Standard export carton
Ready to Ship