Acer S2 Series 20″ LED Widescreen LCD Display for $90 + free shipping

Best Buy offers the Acer S2 Series 20″ LED Widescreen LCD Monitor, model no. S202HL, for $89.99. With free shipping, that’s the lowest total price we could find by $43. Sales tax is added where applicable. Features include a 1600×900 native resolution, 12,000,000:1 contrast ratio, 250 cd/m² brightness, 5ms response time, both DVI-D and VGA inputs, and more.

Samsung NX100 15MP SLR-Like Digital Camera for $299 + free shipping

Beach Camera offers the Samsung NX100 14.6-Megapixel Digital Camera, model no. EV-NX100ZBANUS, in Brown for $299. With free shipping, that’s $10 under our August mention of this camera in Black and the lowest total price we’ve seen. (It’s also a current price low, for any color, by $107.) Features include 2.5x optical zoom, 3″ AMOLED display, 1280×720 maximum video resolution, support for SD and SDHC memory cards, one HDMI output, USB connectivity, and more.

This item will not arrive in time for Christmas.

802.11n Wireless USB Adapter with 1.24-Mile Range for $32 + free shipping

mwave offers the PremierTek PowerLink 802.11n Wireless Ultra Long Distance Indoor and Outdoor USB Adapter, model no. PL-2712N, for $32.49 with free shipping. That’s tied with our mention from two weeks ago and the lowest total price we could find by $11. Claiming an operating distance of up to 2,000 meters (1.24 miles), it features a max speed of 150Mbps, 12dBi dipole antenna, and support for WEP, WPA2, and WPA-PSK encryption.

Refurbished EnGenius 802.11n Wireless USB Adapter for $12 + free shipping

mwave offers the refurbished EnGenius 802.11n Wireless USB 2.0 Adapter, model no. EUB9603EXT, for $11.99 with free shipping. That’s $18 under the lowest total price we could find for a new one. It features a 2dBi detachable omni-directional antenna, a maximum data transfer rate of 150Mbps, 64-bit/128-bit WEP/WPA/WPA2 support, and more.

Of note, a 30-day warranty applies, although it’s unclear who supports it.

Toshiba Camileo X400 1080p 128MB HD Camcorder for $200 + free shipping

Best Buy offers the Toshiba Camileo X400 1080p 128MB HD Camcorder, model no. PA3974U-1C0K, for $199.99. With free shipping, that’s the lowest total price we could find by $67. Sales tax is added where applicable. Features include 23x optical zoom, 1920×1080 (1080p) recording, 3″ LCD touch panel, 16-megapixel still photos, face tracking, SD/SDHC/SDXC card slot, mini HDMI output, and USB connectivity.

Note: It’s not guaranteed for delivery by Christmas. Orders placed by 3 pm local time on December 24 will be ready for pickup before Christmas.

2-Bay External eSATA / USB HDD Enclosure for $120 + free shipping

mwave offers the Sans Digital MobileSTOR 2-Bay eSATA / USB External 3.5″ Hard Drive Enclosure, model no. MS2UT+B, for $119.99. With free shipping, that’s tied with our November mention and the lowest total price we could find by $10. This enclosure can hold two Serial ATA hard drives with up to 6TB total (per Sans Digital’s specs) and supports RAID 1, 0, JBOD, Safe33, and Safe50.

Samsung 64″ 600Hz 1080p 3D Plasma HD Television for $2,000 + free shipping

World Wide Stereo via Buy.com offers the Samsung 64″ 600Hz 1080p 3D Plasma HD Television, model no. PN64D7000FF, for $1,999.99 with free shipping. (Proceed through final checkout to see this price.) That’s the lowest total price we could find by $520. It features a 1920×1080 (1080p) native resolution, 600Hz subfield drive, 0.001ms response time Samsung AllShare technology (which allows you to stream content from compatible DLNA certified-devices wirelessly via an optional USB adapter), two USB ports, four HDMI inputs, and VGA and other video inputs.

Note, it’s not guaranteed to arrive before Christmas.