DealNews - Best Adapter Deals & Adapters for Sale

USB 5.0 Bluetooth Dongle Adapter for $40

Sun, 12 Jul 2026 22:35:46 -0400

A straightforward way to add Bluetooth to any desktop PC or older laptop that doesn't have it built in, letting you connect wireless headphones, keyboards, mice, or speakers without opening up the machine. Buy Now at Newegg

Features

Bluetooth V5.0 wireless connectivity
Plug-and-play PC adapter
Wireless audio streaming for speakers and headphones
Dual transmitter and receiver functionality

StarTech USB 3.0 to HDMI External Video Adapter for $89

Sat, 11 Jul 2026 22:59:52 -0400

Handy for adding a second monitor to a laptop or desktop that's run out of video outputs, without needing to open the machine or install a graphics card. Buy Now at Newegg

Features

USB 3.0 to HDMI video adapter
Supports dual or triple monitor workstation setups
Enables HD video playback
Compatible with Windows 7 and 8 computers
Maintains USB 3.0 port availability during use

Airtame PoE Adapter for $125

Sat, 11 Jul 2026 22:58:07 -0400

The Airtame PoE adapter lets you power your Airtame device directly through an Ethernet cable, eliminating the need for a separate power outlet near your display, which is useful in conference rooms or ceiling-mounted setups where running power is inconvenient. At $125, that's $24 off the $149 list price. Buy Now at Newegg

Features

Powers device via PoE through single RJ45 connector
Delivers simultaneous power and data over one cable
Simplifies setup by reducing cable clutter
Connects Airtame devices directly to HDMI displays
Transforms PoE into 5V output for device power

SDI to USB 3.0 Video Capture Card Adapter for $159

Sat, 11 Jul 2026 22:56:05 -0400

Aimed at broadcast or production workflows where you need to bring SDI-source footage into a computer for recording or streaming, this adapter handles the conversion without requiring a dedicated capture device. Buy Now at Newegg

Features

Converts SDI video and audio to USB 3.0
Uncompressed video signal capture
Includes loop output connector
Compatible with all systems without drivers
Enables professional high definition live broadcasting

4K DisplayPort Virtual Display Adapter for $13.50

Fri, 10 Jul 2026 22:52:54 -0400

Handy for remote desktop users or anyone running a headless PC setup where you need the system to output a full-resolution signal without a monitor physically connected. Buy Now at Newegg

Features

4K resolution virtual display emulator
Model: AB01

USB C to RJ45 5Gbps Wired Networking Adapter for $27

Fri, 10 Jul 2026 22:49:40 -0400

Useful for anyone with a modern laptop that lacks an Ethernet port, this adapter lets you plug directly into a wired network for a more stable connection than Wi-Fi. Buy Now at Newegg

Features

5Gbps wired network connectivity
USB-C to RJ45 interface
Multi-platform operating system compatibility

StarTech USB Bluetooth 5.3 Adapter for $34

Fri, 10 Jul 2026 22:49:02 -0400

Adds Bluetooth 5.3 to any desktop or laptop that lacks it, which makes it useful for connecting wireless peripherals like headphones, keyboards, or mice to older machines without built-in Bluetooth. Buy Now at Newegg

Features

Bluetooth 5.3 for reliable wireless connectivity
Extends wireless range up to 328ft
Supports simultaneous connection to multiple devices
High-speed 2Mbps data transmission
Plug-and-play support for Windows and Linux

Avantree DG45 USB Bluetooth 5.0 Adapter for $16.60

Fri, 10 Jul 2026 22:41:05 -0400

A straightforward way to add Bluetooth to a desktop PC that doesn't have it built in, particularly useful for connecting wireless headphones, speakers, or keyboards without dealing with a separate dongle that sticks out. Buy Now at Newegg

Features

Bluetooth 5.0 for increased range and speed
Low-power energy consumption design
3 Mbps high-speed data transfer
Compact low-profile USB dongle design
Broad compatibility with wireless peripherals

150Mbps USB 2.0 WiFi Adapter for $20.40

Thu, 09 Jul 2026 23:10:51 -0400

A low-cost option for adding wireless connectivity to a desktop or older laptop that lacks built-in WiFi, or as a backup when your existing adapter stops working. Buy Now at Newegg

Features

150Mbps wireless data transfer speed
Compact USB 2.0 interface
Supports 802.11 b/g/n standards
2.4GHz frequency band connectivity
Plug-and-play wireless network adapter

4K DisplayPort Virtual Display Adapter for $20

Thu, 09 Jul 2026 22:52:16 -0400

Useful for running a headless PC setup, where you need the system to think a monitor is connected so remote desktop software renders at full resolution instead of a low-res fallback. Buy Now at Newegg

Features

4K resolution virtual display emulator
Model: AB01

StarTech.com USB 3.0 to HDMI Multi Monitor Video Adapter for $88

Wed, 08 Jul 2026 23:02:12 -0400

Handy for anyone who needs to add an external display to a laptop or desktop that's run out of native video outputs, using a spare USB 3.0 port instead. Buy Now at Newegg

Features

Connect external HDMI displays via USB 3.0
Support for 1080p video playback
Compatible with Mac and PC systems
Plug and play laptop to display connectivity
Functions as external video card adapter

PCI Express x4 Dual Port Gigabit Ethernet Server Adapter for $70

Wed, 08 Jul 2026 22:12:39 -0400

A straightforward option for servers or workstations that need additional network ports without giving up a full x16 PCIe slot, since the x4 interface keeps resource usage low while still delivering dual gigabit connections. Buy Now at Newegg

Features

Intel 82576 Gigabit Ethernet controller
iSCSI remote boot support
Multi-port design for load balancing
Compatible with x4, x8, x16 PCI Express slots
Includes standard and low-profile brackets

StarTech USB 3.0 to VGA External Video Adapter for $67

Tue, 07 Jul 2026 22:53:11 -0400

A useful option if your laptop lacks a video output and you need to connect an external monitor without opening up your machine, priced $2 below the list price. Buy Now at Newegg

Features

1920x1200 resolution support
USB 3.0 to VGA connectivity
Multi-monitor workspace expansion
Backward compatible with USB 2.0
Model: USB2VGAE2

StarTech.com USB 3.0 to DVI and VGA Video Adapter for $108

Tue, 07 Jul 2026 22:52:37 -0400

Handy for anyone who needs to add a second (or third) monitor to a laptop or desktop that's run out of video outputs, using a spare USB 3.0 port instead. Buy Now at Newegg

Features

2048x1152 resolution DVI display output
SuperSpeed USB 3.0 connection
Compatible with Mac OS X and Windows
Enables multi-monitor workstation setups
Model: 0B47072

Omada 1000Base-BX WDM Bi-Directional Industrial SFP Module for $49

Mon, 06 Jul 2026 22:47:45 -0400

Designed for industrial networking environments where you need to extend a single fiber run between switches or routers, this bidirectional SFP module handles upstream and downstream traffic over one strand rather than two, cutting your fiber cabling needs in half. Buy Now at Newegg

Features

1.25Gbps Gigabit Ethernet data speeds
Single-mode fiber support for long-range connectivity
20km maximum transmission distance
LC connector interface for reliable networking
1310nm and 1550nm dual-wavelength transmission

USB 2.0 150Mbps Wireless WiFi Adapter for $44

Mon, 06 Jul 2026 22:47:32 -0400

A straightforward solution for desktop PCs or older laptops that lack built-in WiFi, letting you connect to wireless networks without opening up your machine to install a card. Buy Now at Newegg

Features

150Mbps wireless transfer speed
802.11 n/b/g network compatibility
Ralink RT5370 antenna chipset
USB 2.0 interface connectivity
Compatible with Windows operating systems

Glotrends Dual U.2 to PCIe X8 4.0 Adapter for $26

Mon, 06 Jul 2026 22:08:54 -0400

A niche but useful adapter if you have U.2 NVMe drives sitting unused because your motherboard lacks U.2 ports, letting you connect two of them through a single PCIe x8 slot instead. At $26, it's $14 off the $40 list price. Buy Now at Newegg

Features

Dual U.2 SSD support via PCIe 4.0
Enables OS booting from U.2 SSDs
Supports Intel and AMD platform Soft RAID
Plug-and-play in Windows 10/11, Linux, and Mac OS
Supports PCIe bifurcation X4X4X4X4, X4X4X8, or Hyper M.2

StarTech.com USB 3.0 to DVI and VGA Video Adapter for $110

Sun, 05 Jul 2026 22:38:56 -0400

Handy for anyone who needs to add a second or third monitor to a laptop or desktop that's run out of video outputs, letting you connect a DVI or VGA display through a spare USB 3.0 port instead. Buy Now at Newegg

Features

2048x1152 max resolution via DVI
USB 3.0 accelerated external display connection
Supports multi-monitor workstation setups
Compatible with Mac OS X and Windows
Model: 0B47072

StarTech USB 3.0 to HDMI External Video Adapter for $86

Sat, 04 Jul 2026 22:56:54 -0400

Useful if you need to add a monitor to a laptop or desktop that's run out of HDMI ports, or if your machine doesn't have a video output at all. It handles up to 1080p, so it works for general productivity setups but isn't the right call if you're pushing higher resolutions. Buy Now at Newegg

Features

Connect HDMI display to Mac or PC
Supports 1080p video playback
USB 3.0 high-speed data transfer
Compatible with laptops, ultrabooks, and MacBooks
Plug and play external video card functionality

Bluetooth USB Adapter for $11

Sat, 04 Jul 2026 22:32:20 -0400

Useful for adding Bluetooth to a desktop PC or any device that doesn't have it built in, so you can connect wireless headphones, keyboards, mice, or speakers without buying new hardware. Buy Now at Newegg

Features

Wireless USB Bluetooth 2.0 connectivity
Compatible with PC speakers and mice
Supports audio reception and transmission