DealNews - Best Adapter Deals & Adapters for Sale

Duomigo USB C Dual HDMI Adapter for $15 + free shipping w/ $35

Mon, 13 Jul 2026 22:18:56 -0400

Useful for anyone who needs to connect a laptop to two monitors simultaneously over a single USB-C port, and at $15, it's about $5 below the list price. Buy Now at Walmart

Features

Broad laptop compatibility including MacBook, Dell, and HP
Supports wide range of Microsoft Surface models
Compatible with Lenovo Yoga series
Designed for EliteBook and Zbook series
Versatile connectivity for diverse laptop brands

Asus PCE-BE92BT WiFi 7 PCI-E Adapter for $80

Mon, 13 Jul 2026 22:05:36 -0400

For desktop users who want to add WiFi 7 and Bluetooth to their PC without replacing their motherboard, this PCIe adapter slots into an open expansion bay and handles both. At $80, it's $10 off the $90 list price. Buy Now at Newegg

Features

WiFi 7 delivers 2.4X faster network speeds
6 GHz band reduces connection congestion and interference
Bluetooth 5.4 ensures secure and reliable wireless connections
External antenna reduces dead zones for optimal reception
Compatible with Windows 11 and Intel 13th Gen CPUs

Wavlink BE200 WiFi 7 Tri-Band Bluetooth 5.4 M.2 Network Module for $35

Mon, 13 Jul 2026 22:03:18 -0400

A straightforward upgrade for desktop users who want to add WiFi 7 and Bluetooth 5.4 to a PC that doesn't have built-in wireless, using an open M.2 slot instead of occupying a USB port or PCIe slot. Buy Now at Newegg

Features

Wi-Fi 7 speeds up to 8.7Gbps
Tri-band 2.4GHz, 5GHz, 6GHz connectivity
Bluetooth 5.4 and WPA3 security
Intel BE200 M.2 A/E key interface
Compatible with Windows 10 and 11

WT32-ETH01 ESP32 Wireless Ethernet & WiFi Gateway Module for $25

Sun, 12 Jul 2026 23:09:47 -0400

A solid pick for embedded developers or hobbyists who need both wired Ethernet and WiFi on a single ESP32-based module, skipping the need to wire up a separate Ethernet controller. Buy Now at Newegg

Features

ESP32 MCU core for versatile processing
Integrated Ethernet and Wi-Fi connectivity
Serial to network gateway functionality
Compact embedded hardware design
Model: WT32-ETH01

Yustda 210W AC/DC Power Adapter for LG Monitor for $90

Sun, 12 Jul 2026 23:02:55 -0400

A solid pick if your LG monitor's original power adapter has failed or gone missing, since third-party replacements like this are typically a fraction of the cost of sourcing one directly from LG. Buy Now at Newegg

Features

100-240VAC wide voltage global compatibility
10ft long power cord
Integrated over-current and over-voltage safety protection
Short circuit and total power protection
FCC, CE, and RoHS certified quality

Australian Travel Adapter 4-in-1 Set for $22

Sun, 12 Jul 2026 22:59:51 -0400

Useful if you're heading to Australia, New Zealand, or nearby countries where the angled Type I plug is standard, and the 4-in-1 set means you can cover multiple device types without carrying separate adapters. Buy Now at Newegg

Features

Simultaneously charge 4 devices
2 AC inputs, 1 USB, 1 USB-C port
Built-in surge protection with voltage indicators
Grounded design for safe high-power electronics usage
Compact, lightweight design for travel portability

Yustda AC/DC Power Adapter for Scientific Atlanta Cable Modem for $12

Sun, 12 Jul 2026 22:58:27 -0400

A straightforward replacement option if your Scientific Atlanta cable modem's original adapter has failed or gone missing, saving you from hunting down an OEM part or buying a new modem over a fixable problem. Buy Now at Newegg

Features

Universal 100-240VAC input voltage
Integrated over-current and over-voltage safety protection
Extra-long 6.5ft power cord
FCC, CE, and RoHS certified quality
Guaranteed 100% device compatibility

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

Benfei 4K Active DisplayPort to HDMI Adapter for $13 + free shipping w/ $35

Sun, 12 Jul 2026 22:13:20 -0400

Benfei's active adapter handles the DisplayPort-to-HDMI conversion in hardware, which matters if your source doesn't support passive adapters or if you're driving a 4K display. At $13, that's $1 off the list price. Buy Now at Walmart

Features

Supports 4K resolution at 60Hz
Active conversion for reliable signal transmission
Enables multi-screen setups with AMD Eyefinity
Supports 8-channel digital audio
Plug and play compact design

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

Benfei HDMI to DisplayPort Adapter for $22 + free shipping w/ $35

Sat, 11 Jul 2026 22:28:14 -0400

Useful for connecting a device with an HDMI output to a monitor that only has a DisplayPort input, which comes up often when pairing an older laptop or console with a newer display. Buy Now at Walmart

Features

HDMI source to DisplayPort monitor conversion
Supports 4K resolution at 60Hz
Uni-directional signal transmission
Compatible with gaming consoles and PCs
Plug-and-play HDMI 2.0b to DisplayPort 1.4

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