5 Computer Accessories and Upgrades: Sleek Speakers, a $40 AMD CPU, more

Whether you're Mac, PC, or both, you know: Certain components and computer input devices can make or break your machine's ease of use. We've got five deals on computer accessories that'll make your machine even better. What's more, four of the five deals below are Editors' Choices. And don't forget to check out our daily computer peripheral deals and computer component deals for more options.

1. Epson WorkForce 845 All-In-One Wireless InkJet Printer
   Vendor: Staples
   Price: $99.99 with free shipping
   Lowest By: $40

   Is It Worth It?: With this Editors' Choice deal, you get a wireless printer that also scans, copies, and faxes. The Epson WorkForce 845 features a 3.5" LCD, 802.11n wireless, 15 ppm black, 9.3 ppm color, Ethernet and USB 2.0 connectivity, and more. It has a 500-sheet paper capacity and prints at resolutions up to 5760 x 1440 dpi.

2. AMD A4-3400 2.7GHz Dual-Core Socket FM1 Processor
   Vendor: Micro Center
   Price: $39.99 with free in-store pickup
   Lowest By: $22

   Is It Worth It?: The Editors' Choice AMD dual-core processor will boost your computer speeds without breaking the bank. $39.99 will get you 512kB of L2 cache per core, making for "great multimedia performance, connectivity options, and responsive multitasking," according to Endgaget. It's also just a very low price for an AMD dual-core CPU.

3. Eclipse Wireless Litetouch Keyboard
   Vendor: eComElectronics via Amazon
   Price: $25.99 with free shipping
   Lowest By: $4

   Is It Worth It?: This wireless keyboard is yet another Editors' Choice deal! It works with Bluetooth-enabled PCs and Macs and boasts a 2.4GHz wireless connection, an integrated 360° trackball with left and right mouse buttons, low profile backlit quiet touch scissor keys, LCD 3-in-1 touch panel, and more.

4. ASUS Dual Band 802.11n Wireless 4-Port Gigabit Router with Motorola SURFboard DOCSIS 3.0 eXtreme Broadband Cable Modem
   Vendor: newegg
   Price: $149.98 with free shipping
   Lowest By: $40

   Is It Worth It?: Another Editors' Choice badge is given to this bundle from newegg: the ASUS Dual Band 802.11n Wireless 4-Port Gigabit Router and the Motorola SURFboard DOCSIS 3.0 eXtreme Broadband Cable Modem are all you'll need to set up a super fast WiFi network. Once installed, you can accommodate both 2.4GHz and 5GHz band access to 300Mbps, the latter allowing for smooth, buffer-free HD content streaming.

   The router features four Gigabit Ethernet ports, five antennas, and multi-function twin USB ports. The modem features four upstream and four downstream channels, support for IPv4 and IPv6, enhanced network management, and more. There's a limit of three purchases of this bundle per customer.

5. Logitech Z520 Stereo Speaker System
   Vendor: Best Buy
   Price: $59.99 with free shipping
   Lowest By: $44

   Is It Worth It?: This stereo system delivers 26 watts of power (13 watts per side) with a respectable 70Hz to 20kHz frequency response. And its speakers feature a 3.5mm auxiliary input, and are compatible with MP3 players and the Apple iPod. A 2-year warranty applies for parts and limited labor.