Best Electronic Deals Online

As one of its daily deals, Best Buy offers the myCharge Summit Portable 3,000mAh Rechargeable External Battery in Blue, model no. RFAM-0216, Purple, model no. RFAM-0217, or Red, model no. RFAM-0215, for $39.99 with free shipping. That's the lowest total price we could find by $40. It can charge the 30-pin iPad and iPhone, as well as tablets and other devices with a microUSB port. Deal ends today.

As one of its daily deals, Sears offers the Proscan 32" 720p LCD HDTV, model no. PLCD3283A, for $179.99 with free shipping. That's $10 under our mention from two weeks ago and the lowest total price we could find now by $40. It features 1366x768 (720p) resolution, and three HDMI inputs. Deal ends today.

Sears offers the factory-refurbished RCA 39" 1080p LCD HD Television, model no. 39LB45RQ, bundled with an Alphaline Medium Tilt Wall Mount for 26" to 47" TVs, model no. ZMT15-B1, Alphaline 6-Foot HDMI Cable, model no. KE1205-104, and RCA 6-Swivel Outlet Surge Protector, model no. PSWTS6, for $234.99 with free shipping. (To see this price, select the second option on the right below "Buy This Item in a Bundle.") That's $237 under the best price we could find for these items purchased separately elsewhere, including a new, factory-sealed TV. The TV features a native resolution of 1920x1080 (1080p) and two HDMI inputs. A 90-day RCA warranty applies.

newegg offers the Energy Take 200-watt 5.1-Channel Home Theater Speaker System, model no. 1008207, for $299.99 with free shipping. (Amazon charges the same.) That's tied with our expired mention from earlier this week and the lowest total price we could find by $99. It includes one center channel speaker with 1" tweeters, one 8" 200W subwoofer, four 3.5" passive radiator cones, and four satellite speakers with 3" poly-titanium woofers and 3/4" tweeters.

CowBoom offers the used Panasonic 80GB Digital Camcorder in Black, model no. SDR-H100, for $59.99. Coupon code "Pana20" drops it to $39.99. With free shipping, that's $20 under last month's used mention and the lowest total price we've seen for a Panasonic digital camcorder. (It's also a current price low for a used one now by $82.) This digital camcorder features a 2.7" LCD, 78x optical zoom lens with optical image stabilization, 0.3-megapixel still image capture, 80GB hard drive, SD card slot, USB, and PictBridge for direct upload to YouTube. Deal ends May 30.

No warranty information is provided. Also, this used item may have cosmetic blemishes and/or be missing accessories.

Compact Appliance offers 30% off sitewide during its Memorial Day Weekend Sale. (Discounted prices are as marked.) Plus, get an extra 5% off most models. (Discount is taken automatically in-cart.) Even better, coupon code "MAY5OFF" cuts an additional 5% off all Edgestar and Koldfront items. Plus, all orders qualify for free shipping. That's beats our mention from three days ago, when we saw 25% off sitewide with the same additional discounts, and it's among the better sitewide discounts we've seen from Compact Appliance. Offer ends May 27.

A best bet is the EdgeStar 62-Can Extreme Cool Beverage Cooler, model no. BWC70SS, bundled with a $60 Naked Wines Voucher for $151.99 before discounts, and $144.39 after. (The voucher is added to your cart automatically.) With free shipping, that's the lowest total price we could find by $26. This compressor-based cooling system can hold up to 62 standard 12-oz. cans.

For its newsletter subscribers only, newegg offers the Affinity 5.1-Channel Soundbar with Wireless Subwoofer, model no. SB2160, for $199.99. Coupon code "EMCXRVS49" cuts it to $99.99. With free shipping, that's tied with our mention from two weeks ago and the lowest total price we could find by $70. The soundbar features 3D virtual surround sound, 30 watts of power into two channels, frequency response of 40Hz to 20kHz, 60-watt wireless subwoofer, and more. Deal ends May 27.

The Gear Co-op via Amazon offers the Contour ROAM 1080p Waterproof Hands-Free HD Digital Camcorder, model no. 1600, for $99.95 with free shipping. That's tied with our December mention and the lowest total price we could find by $44. It's waterproof up to 3 feet and features 1080p recording, 5-megapixel still photos, microSDHC card slot, USB, and more.

Chubbiestech via eBay offers the refurbished, no-contract Apple iPhone 4 32GB Smartphone for Verizon, model no. MC678LL/A, in Black for $189.95 with free shipping. That's $70 under our November mention and the lowest total price we've seen for a refurbished no-contract iPhone 4 32GB. (It's a current price low for a refurbished unit by $70). It features an Apple A4 processor, 326-ppi (pixel per inch) Retina 3.5" display running at 960x640, gyroscope, front- and rear-facing cameras, 5-megapixel camera with LED flash, 720p video capture at 30 fps, 802.11n wireless networking, and dual microphones.

Of note, no warranty information is provided.

newegg offers the Western Digital WD TV Play 1080p HD Media Player, model no. WDBMBA0000NBK-HESN, for $59.99. This $10 mail-in rebate cuts it to $49.99. With free shipping, that's the lowest total price we could find by $15, although we saw it for a buck less in March. This media player is network-ready, which allows for content streaming from sites such as YouTube, Spotify, or Facebook via Ethernet. You can also plug in a USB drive and stream its content in 1080p via an HDMI output. Rebate expires May 27.

Best Buy offers the Insignia 50" 120Hz 1080p LCD HD Television, model no. NS-50L260A13, for $479.99 with free shipping. That's $20 under our March mention and the lowest total price we could find for a 50" 120Hz 1080p HDTV by $169. Features include a 1920x1080 (1080p) native resolution, 120Hz refresh rate, USB, and three HDMI inputs.

Groupon offers the factory-refurbished Jabra JOURNEY Bluetooth In-Car Speakerphone, model no. 100-47300000-02, for $24.99 with free shipping. That's the lowest total price we've seen for this device and $14 under the best deal we could find for a refurb elsewhere. (We listed a new unit for $13 more in February.) It can connect to two Bluetooth devices simultaneously and features voice prompts and noise cancellation. A 90-day Jabra warranty applies. Deal ends May 27.

Meritline offers the iOttie Easy Flex 2 Universal Cell Phone Car Mount, model no. HLCRIO104, for $16.99. Coupon code "MLCB24UN" cuts it to $13.50. With free shipping, that's the lowest total price we could find by $3, although we saw it for a buck less in March. It features 360-degree rotation. Coupon expires after 500 redemptions.

HSN offers the Samsung Galaxy S II 4G Prepaid Google Android Smartphone for Virgin Mobile in White with a Snap-On Case in four colors (pictured in Black) for $199.95 with free shipping. That's $30 under our February mention (which didn't include the case) and the lowest total price we've ever seen for this prepaid phone. (It's a current price low for this prepaid phone by $100.) This quad-band CDMA phone features a 4.52" 480x800 Super AMOLED Plus touchscreen display, 1.2GHz dual core processor, 8-megapixel camera with flash, 2-megapixel front-facing camera, 16GB internal memory, microSD card slot, Bluetooth, wireless connectivity, and Google Android 4.0 OS (Ice Cream Sandwich).

Meritline offers the OCHO 5,000mAh Backup External Battery Pack Charger, model no. MLG-4096OT, for $24.99. Coupon code "MLCKB24UNL1" cuts it to $19.99. With free shipping, that's tied with our April mention and the lowest total price we could find by $7. It's compatible with most phones (including the iPhone), tablets and other 1A-compatible devices. It features a built-in LED flashlight and microUSB connectivity. Coupon expires after 200 uses.

Nikon Outlet Store takes 10% off all factory-refurbished cameras, lenses, flashes, and cases in its Outlet section. (Discounted prices are as marked.) Even better, all items qualify for free shipping. That's the best sale on these items we've seen from Nikon this year. (It ran the same discount last fall.) A couple of best bets:

• Refurb Nikon D5000 12.3-Megapixel Digital SLR Camera Body (pictured) for $269.96 ($36 drop)
• refurb AF-S DX Zoom-NIKKOR 55-200mm f/4-5.6G ED Lens for $107.96

Note: Although these are factory-refurbished items, no warranty information is provided.

eXpansys offers the Monster Beats by Dr. Dre Solo Headphones in White, model no. 128885-00, for $139.99. Coupon code "10BEATS" cuts it to $129.99. With free shipping, that's $14 under last week's mention and the lowest total price we could find now by $19. They feature ControlTalk, a folding design, carry pouch, cleaning cloth, and more.

Best Buy offers the VIZIO Razor 55" 120Hz 1080p WiFi 3D LED-Backlit LCD HDTV, model no. E551d-A0, for $799.99 with free shipping. That's the lowest total price we could find by $100. Features include a native resolution of 1920x1080 (1080p), 120Hz refresh rate, LED backlight, built-in WiFi, VIZIO Internet Apps including Netflix, Hulu Plus, and more, USB connectivity, and four HDMI inputs.

Dell Home offers the Vizio 55" 120Hz 1080p WiFi LCD HD Television, model no. E552VLE, for $649.99 with free shipping. That's tied with our mention from last week and the lowest total price we could find now by $48. It features a native resolution of 1920x1080 (1080p), 120Hz refresh rate, built-in WiFi, Vizio Internet Apps with Netflix, VUDU, Pandora, and more, four HDMI inputs, USB, Ethernet, and more.