This Printer

Newegg.com has the Brother HL2170W Laser Printer W/ Wireless & Wired Network Interfaces for only $89.99 with free shipping.

Product description from Newegg.com:

This Brother HL series laser printer offers you Ethernet and wireless networking capabilities right out of the box, and a 10,000-page monthly duty cycle, so it’s ready to take on whatever your workgroup or family throws at it! The included toner cartridge prints about 1,000 pages, and it loads conveniently in the front of the printer, so your hands and clothes stay neat! Select Toner Save mode for in-house documents, for even better economy. With print resolutions up to 2400×600 dpi, your documents will look sharp and bold with crisp!
, clean text. Setup is incredibly fast, whether you’re connecting Windows or Mac computers, and if your router supports SecureEasySetup, Wi-Fi Protected Setup, or AOSS, your router will do the setup for you at the touch of a button. The HL-2170W printer holds up to 250 sheets of letter or legal-sized paper, and prints envelopes and letterhead effortlessly with a bypass feeder, so you don’t need to spend time playing waiter to your printer. The HL-2170W’s 32MB processor makes short work of even your most complicated print jobs, and at 23ppm print speeds, you’ll be ready to move on to your next task in no time. The Brother HL-2170W is an economical way to connect all your computers to one brilliant laser printer!

Product link.

Newegg.com has the Brother DCP9040CN All-In-One, Printer/Copier/Scanner for $349.99 + $29.99 shipping = $379.98 Shipped.
Product link.

Buy.com has the Brother HL2170W Laser Printer W/ Wireless & Wired Network Interfaces for only $92.24 with free shipping.

Product description from Buy.com:

The HL-2170W is a network, monochrome laser printer that is ideal for home or home office printer sharing. It features network connectivity via Ethernet and wireless interfaces, a fast print speed of up to 23ppm, HQ resolution (up to 2400 x 600 dpi) for high-qu!
ality output, and quick processing with 32MB memory.

The HL-2170W provides flexible paper handling via an enclosed 250-sheet capacity tray and a manual by-pass slot for printing envelopes and letterhead. It also offers a Toner Save mode to extend toner life and wide compatibility with support for Windows and Mac and PCL6 emulation.

FeaturesFast laser printing at up to 23ppmIncludes built-in wireless (802.11b/g) and Ethernet network interfacesHQ1200 resolution (up to 2400 x 600 dpi) for high-quality output250-sheet paper capacity32MB memory standardCompact size for home or home officeGreat for family or office printer sharingPCL6 emulation standard10,000 pgs. maximum monthly duty cycle

Product link.

OfficeDepot.com has the Brother MFC9440CN Network Ready Color Laser Flatbed All-in-One, Print/Copy/Scan/Fax for $599.99 - $200 Exclusive Mail-In rebate (Expires 09/06/2008) = $399.99 with free shipping.
Product link.

OfficeDepot.com has the Brother IntelliFax 1860c Color Inkjet All-in-One, Faxes/Copier/Phone for $99.99 - $50 Exclusive Mail-In rebate (Expires 09/06/2008) = $49.99 with free shipping.
Product link.

OfficeMax.com has the Brother MFC7420 Laser All-In-One Machine, Print/Copy/Scan/Fax/PC Fax $112.49 Shipped after 25% Cash Back when you use PayPal as a payment method (Max Limit $50).
Product link.

OfficeMax.com has the Brother DCP-7040 AIO Printer for $200 - 20% off using PayPal = $150 with free shipping. Prints at 23ppm; copies at 23cpm. Capable of stand-alone copying (no PC required).

OfficeMax.com has the Brother MFC7440N Laser Flatbed All-in-One, Print/Copy/Scan/Fax $159.99 Shipped after 25% Cash Back when you use PayPal as a payment method (Max Limit $50).
Product link.

OfficeMax.com has the Brother MFC-7420 Laser All-In-One Machine for only $150 - 25% off using PayPal = $112 with free shipping. It Copies, Prints, Scans, and Faxes.
16 MB Standard Memory, 2 Line LCD Display, Black & White Color Scanning
Flatbed Copier, Parallel and Full Speed USB 2.0 Interfaces, 35-Page ADF

OfficeMax.com has the Brother HL series HL-4070CDW 21ppm Laser Workgroup Color Printer for $380 - $50 using PayPal + $0 shipping = $330 shipped. It interfaces with your network via Wireless 802.11b/g, or 10/100 Ethernet. USB Direct connectivity as well.