PremierTek PowerLink 802.11n Wireless USB Adapter for $8 + free shipping

mwave offers the PremierTek PowerLink 802.11n Wireless USB 2.0 Adapter, model no. PL-8188CUS, for $7.99 with free shipping. That’s tied with our mention from three weeks ago and the lowest total price we could find now by a buck, although we saw it for a buck less January. It features a max speed of 150Mbps, support for 256-bit WEP, WPA2, and WPA-PSK encryption, and more.

Refurb Vizio Razor 47″ 120Hz 1080p LED LCD HDTV for $550 + free shipping

TigerDirect offers the refurbished Vizio Razor 47″ 120Hz 1080p Widescreen LED-Backlit LCD HD Television, model no. M470NV, for $649.99. Coupon code “KOY57196″ drops it to $549.99. With free shipping, that’s $149 under our October mention of a refurb and the lowest total price we could find for a refurb now by $121. This edge-lit LED LCD features a 1920×1080 (1080p) resolution, 120Hz refresh rate, 1,000,000:1 dynamic contrast ratio, four HDMI inputs, as well as VGA and other video inputs.

A 90-day Planitroi warranty applies.

LG 47″ 120Hz 1080p 3D LED LCD HDTV w/ Blu-ray for $1,399 + free shipping

Adorama offers the LG 47″ 120Hz 1080p 3D LED-Backlit LCD HD Television, model no. 47LM6200, bundled with the LG 3D Blu-ray Disc Player, model no. BP620, and the LG Cinema 3D Glasses 6-Pack, model no. AG-F216, for $1,399 with free shipping. That’s $50 under the lowest total price we could find for these items purchased separately elsewhere. Features include a 1920×1080 (1080p) resolution, edge-lit LED backlighting, 120Hz refresh rate, 6,000,000:1 dynamic contrast ratio, USB connectivity, four HDMI inputs, and more.

Insignia 55″ 120Hz 1080p LCD HDTV for $800 + free shipping

Best Buy offers the Insignia 55″ 120Hz 1080p Widescreen LCD HD Television, model no. NS-55L780A12, for $799.99 with free shipping. That’s $70 under our mention from last summer and tied for the lowest total price we’ve seen for any Insignia 120Hz 1080p 55″ LCD TV. Sales tax is added where applicable. It features a 1920×1080 (1080p) native resolution, 120Hz refresh rate, 1,450:1 native (4,350:1 dynamic) contrast ratio, 400 cd/m² brightness, 8ms response time, USB, three HDMI inputs, and VGA and other video inputs.

Refurb Hannspree 23″ 1080p LED LCD Display for $115 + free shipping

mwave offers the refurbished Hannspree 23″ 1080p LED-Backlit Widescreen LCD Monitor, model no. SL231DPB, for $114.99. With free shipping, that’s tied with our February mention of a refurb and $34 under the lowest total price we could find for a new one. Features include a 1920×1080 (1080p) native resolution, LED backlight, 1,000:1 contrast ratio, 250 cd/m² brightness, 5ms response time, and DVI and VGA inputs.

A 90-day warranty applies, although it’s unclear who backs it.

iPhone 4 Accessories at PC Micro Store: Up to 77% off + extra 20 off

PC Micro Store cuts up to 77% off select iPhone 4 accessories. Even better, coupon code “20OFFIP4G” takes an extra 20% off with no minimum purchase required. Combined with free shipping for most items, that’s tied with our mention from three weeks ago as the best discount we’ve seen from this merchant on iPhone 4 accessories in recent months. Coupon expires after 1,000 uses.

A best bet after the discount is the rooCASE Purple and Black Swirls Snap-on Crystal Case for iPhone 4 (pictured) for $7.16 with free shipping. That’s $11 off list and the lowest total price we could find.

LG Electronics 47″ 240Hz 3D LED LCD HDTV Bundle for $1,530 + free shipping

Adorama offers the LG Electronics 47″ 3D LED LCD HD Television, model no. 47LM7600, bundled with the LG Sound Bar Audio System, model no. NB3520A, and the LG Cinema 3D Glasses 6-Pack, model no. AG-F216, for $1,799. Log in and add it to your cart to get it for 1,529.99. With free shipping, that’s $569 under the lowest total price we could find for these items separately elsewhere. Features include a 1920×1080 (1080p) resolution, edge-lit LED backlighting, 240Hz refresh rate, 9,000,000:1 dynamic contrast ratio, four HDMI inputs, and more.

Sylvania HD1Z 720p SD Card HD Digital Camcorder for $23 + free shipping

eXpansys offers the Sylvania HD1Z 720p Secure Digital Card HD Digital Camcorder in Blue for $22.99 with free shipping. That’s a $12 drop from our January mention and the lowest total price we could find by $13. (It’s also the least expensive 720p digital camcorder we’ve seen by $4.) Features include a video resolution of 1280×720 (720p), 5-megapixel still photos, 2″ LCD, 64MB of built-in memory, 4x digital zoom (no optical zoom), speaker and microphone, SD/SDHC slot, USB 2.0 connectivity, HDMI output, and more.