Used Apple iPhone 4 32GB for AT&T or Verizon for $290 + free shipping

With no contract required, CowBoom offers the used Apple iPhone 4 32GB for AT&T Wireless or Verizon in Black for $289.99 with free shipping. That $50 under our November mention (for AT&T) and $319 less than the cost of a new model. Sales tax is added where applicable. It features an Apple A4 processor, 326-ppi (pixel per inch) Retina 3.5″ display running at 960×640, gyroscope, front- and rear-facing cameras, 5-megapixel camera with LED flash, 720p video capture at 30 fps, 802.11n wireless networking, dual microphones, and more.

Note that no warranty information is provided.

Used Apple iPad 16GB WiFi Tablet for $270 + free shipping

CowBoom offers the used, 1st-generation Apple iPad 16GB WiFi Tablet, model no. MB292LL/A, for $269.99 with free shipping. That’s $10 under our mention of a used one from October and the best price we’ve ever seen for any iPad. (It’s also $210 below the current price low for a new unit.) Sales tax is added where applicable. This 0.5″-thick tablet weighs 1.5 lbs. and features an Apple A4 1GHz processor, 9.7″ 1024×768 LCD touchscreen display, 802.11a/n wireless, Bluetooth 2.1 + EDR, accelerometer, compass, up to 10 hours of battery life, and more.

Note that no warranty information is provided. Also, this used item may have cosmetic blemishes and missing accessories.

Pogoplug Multimedia Sharing Device for $23 + free shipping

Adorama offers the Pogoplug Multimedia Sharing Device in Pink, model no. POGO-B01, for $22.95 with free shipping. That’s $2 under our mention from yesterday and the lowest total price we could find by $8. This device connects directly to your router and accepts up to four USB hard drives for storage. Drag and drop videos, photos, and music from your Windows or Mac computer to share with other systems securely across the Internet, or with mobile devices such as the iPhone and Android phones.

Brother PT-2730 Electronic Labeling System for $36 + free shipping

Buy.com offers the Brother P-Touch PT-2730 Simply Professional Electronic Labeling System for $35.99 with free shipping. That’s tied with our October mention and the lowest total price we could find by $7. (Most merchants charge over $50.) It prints seven lines of text on up to 24mm-wide tape and features eight fonts, 10 type styles, 20 frames, a QWERTY keyboard, and a 3-line, 16-character display. It also includes Brother P-Touch Editor for Windows or Mac, which provides extra label customization via USB.

HP 23″ Micro Thin 1080p LED-Backlit LCD Display for $180 + free shipping

HP Home & Home Office offers the HP x2301 23″ Micro Thin 1080p LED-Backlit Widescreen LCD Monitor, model no. LM914AA#ABA, for $189.99. Coupon code “SVP471394″ cuts it to $179.99. With free shipping, that’s tied with our mention from two weeks ago and the lowest total price we could find by $65. Sales tax is added where applicable. This monitor features a 0.4″ profile (without the base), 1920×1080 (1080p) native resolution, 1,000:1 native contrast ratio, 250 cd/m² brightness, 3ms response time, one HDMI input, and both DVI and VGA inputs.

LG 60″ 1080p Widescreen Plasma HDTV for $980 + free shipping

Dell Small Business offers the LG 60″ 600Hz 1080p Widescreen Plasma HD Television, model no. 60PV250, for $979.99 with free shipping. That’s the lowest total price we could find by $169, although we saw it for $180 less in December. Sales tax is added where applicable. Features include a 1920×1080 (1080p) native resolution, 600Hz sub-frame rate, 3,000,000:1 dynamic contrast ratio, USB 2.0 connectivity, two HDMI inputs, and VGA and other video inputs.

Used Apple iPhone 3G 8GB for AT&T for $108 + $5 s&h

Gamestop offers the used Apple iPhone 3G 8GB Smartphone for AT&T Wireless in Black for $107.99 plus $4.99 for shipping. That’s $1 below last week’s mention of an open-box phone, and the lowest total price we could find for a refurb by $173. Sales tax is added where applicable. It features compatibility with AT&T’s 3G network, built-in GPS navigation with Google Maps, a 3.5″ 480×320 touchscreen, five hours of talk time, and more.

Note that no warranty information is provided.