Electronics Deals Free Shipping

eXpansys continues to offer the AMZER Piano Dock for Samsung Galaxy S 4 in Black, model no. AMZ95627, for $24.99 with free shipping. That's tied with last week's mention and the lowest total price we could find. It docks and charges the Galaxy S 4 and includes a micro USB cable.

Bed Bath and Beyond offers this Flexible Solar Calculator in Green or Black for $4.99 with free shipping. That's the lowest total price we could find by $1. This waterproof, rollable calculator features an 8-digit display, backup battery power, and more.

All4Cellular offers the 2760mAh Extended Battery for Motorola Droid Bionic bundled with a Battery Door Cover for $29.95 with free shipping. That's the lowest total price we could find by $5, outside of the prices below.

Update: MKK Group via Amazon offers it for $29 with free shipping and Telso via Amazon charges $30.49 with free shipping.

PC Micro Store offers the rooCASE Dual Station Vegan Leather Folio Case for Amazon Kindle Fire HD 8.9" in five colors (Black pictured) for $21.95. Coupon code "HD8STA60" cuts it to $8.78. With free shipping, that's the lowest total price we could find by $16. This case converts to a horizontal stand and features a built-in magnetic strip for sleep/wake feature, stylus loop, and access to ports and functions. Coupon expires after 1,000 uses.

PCNation offers the Samsung 1,000-watt 5.1-Channel 3D Blu-ray Disc WiFi Home Theater System, model no. HT-F5500W, for $365.21 with free shipping. That's the lowest total price we could find by $14, although most retailers charge over $400. It features 1,000 watts of total system power into four satellite speakers, a center-channel speaker, and subwoofer, 3D Blu-ray disc player, built-in wireless, Samsung Smart Hub with apps for Netflix, Hulu Plus, Facebook, and more, BD-Live 2.0, USB connectivity, HDMI output, and more.

PC Micro Store offers the rooCASE Fuse Snap-on Shell Case for 5th-generation Apple iPod touch in Red (pictured), Purple, Gray, White, or Orange for $11.98. Coupon code "TOUCH5FUSE50" cuts it to $5.99. With free shipping, that's tied with our mention from last week as the lowest total price we've seen.

VM Innovations offers the Sennheiser HD 25 Amperior DJ Stereo Headset in Silver for $191.99 with free shipping. That's $3 under our mention from three weeks ago and the lowest total price we could find by $58. They feature a 16Hz to 22kHz frequency response, noise-isolation earcups, a removable remote with in-line microphone, and more.

With activation of a new 2-year service agreement, Amazon offers the Samsung Galaxy S 4 16GB Android Smartphone for Sprint in Black Mist, model no. SPH-L720, for $149.99 with free shipping. That's the lowest total price we could find by $16 and the best deal we've seen for this Android phone on the Sprint network. It features a 5" 1920x1080 (1080p) touchscreen AMOLED with Gorilla Glass 3, Qualcomm Snapdragon 600 1.9GHz quad-core processor, 2GB RAM, 16GB storage, 13-megapixel rear camera, 2-megapixel front camera, Bluetooth 4.0, 802.11ac wireless, built-in IR remote, microSD card slot, and Android 4.2 OS (Jellybean).

Note: It's estimated to ship in two to four weeks.

Adorama offers the Canon WP-DC23 Waterproof Case for Canon PowerShot SD770 Digital Camera, model no. 2606B001, for $94 with free shipping. That's tied with our mention from a week ago and the lowest total price we could find by $55. It features a crystal monitor, built-in strobe, water resistance to 130 feet, and more.

The Sharper Image cuts $10 off orders of $100 or more via coupon code "AFF10". Alternatively, coupon "AFF15" cuts $15 off orders of $150 or more or coupon "AFF30" slashes $30 off orders of $250 or more. Finally, coupon code "AFFSHIP" bags free shipping on all orders over $50. (You can only apply one coupon code per order.) That's the first dollar-off coupon we've seen from The Sharper Image in more than a year.

A best bet is this Window Washing Robot (pictured) for $399.99 before the above coupon, and $369.99 after. With $10.95 for shipping, that's $118 under the lowest total price we could find for any window washing robot elsewhere. It features an internal vacuum pump that seals it onto the glass while two motors drive the anti-slip treads, allowing the robot to clean without slipping. Two sets of cleaning pads, cleaning solution, a remote control, two AA batteries, and safety pod are included.

Pittsburgh Shop via eBay offers the iFrogz UniqueSynce Micro USB Charging Cable in Orange (pictured), Pink, or Lime for $3.99 with free shipping. That's the lowest total price we could find by a buck. These charge and sync cables are compatible with micro USB devices and measure 3.3 feet.

Kmart offers the DieHard 750-Watt Mobile Power Inverter with Digital Display, model no. 71495, for $44.99. Pad your order over $50 (these Cleaning Cloths are $5.19) and apply coupon code "KAUTO10" to cut it to $34.99, excluding the padding. Plus, Shop Your Way Max members bag free shipping. (Not a member? It's free to sign up for a 90-day trial; otherwise, shipping adds $6.99. Free in-store pickup is also available.) That's the lowest total price we could find by $45. This device converts 12-volt DC power to 110-volt AC power. It features a USB port, two 110-volt AC household outlets, and more.

TheDeepDiscount via eBay offers the Acoustic Audio 5.1-Channel Home Theater System, model no. AA5102, for $89.99 with free shipping. That's $160 off list and the lowest total price we could find, although we saw it in a different color for $10 less in February. It features one 300-watt subwoofer, five 100-watt satellite speakers, Dolby Pro Logic, USB connectivity, and more.

StackSocial offers the MEElectronics Air-Fi AF32 Runaway Stereo Bluetooth Wireless Headphones in White/Grey (pictured), Black/Red, or Blue for $57 with free shipping. That's the lowest total price we could find by $4, although we saw them for $7 less in February. These foldable, padded, and adjustable headphones feature a built-in microphone, 40mm driver, 3.5mm jack for wired use, digital volume control, travel bag, and more.

The Deep Discount via eBay offers the MA Audio 3-Way DJ Speaker System Pair, model no. PA380X, for $99.99 with free shipping. That's $40 under the lowest total price we could find for a similar 1,200W DJ speaker system pair elsewhere. Each features a 40Hz to 20kHz frequency response, 8" subwoofer, 300 watts RMS (600 watts peak) power handling, and more.

BuyDig via eBay offers the factory-refurbished Olympus TG-820 12-Megapixel Tough Digital Camera in Red for $148 with free shipping. That's $16 under our mention from two days ago of a new one and the lowest total price we could find now, also by $16 for a new unit. The camera is water-, freeze-, and shockproof, and it features a 3" reinforced LCD, 5x optical zoom, 1080p HD video capture, HDMI output, USB connectivity, and more. Deal ends May 31 at 4:40 pm ET.

An Olympus warranty applies, although it's unclear for how long.

Amazon offers Prime members the Embassy Wall Clock with Hidden Safe, model no. JB4985, for $11.99 with free shipping. (Non-members can spend $25 or more to qualify for free shipping; otherwise, shipping costs $5.82.) That's $2 under our December mention and the lowest total price we could find today by $3, outside the mention below. This safe allows you to hide valuables inside a working 10" x 10" x 3" wall clock.

A close price: 5StarDeal offers the clock for $10 plus $2.99 for shipping. Deal ends today.

BuyDig via eBay offers the JVC Mini System with iPod Docks, model no. JVCNXD2, for $249.99 with free shipping. That's $150 off and the lowest total price we could find. This 230-watt mini system features three-way speakers, dual design and video output for iPod, Vario Bass, USB host, CD player, and more. Deal ends May 29 at 10:30 pm ET.

With activation of a new 2-year contract, Walmart Wireless offers the HTC One 32GB 4G Android Smartphone for AT&T in Glacial Silver (pictured) or Stealth Black for $149.99 with free shipping. That's tied with our mention from last week as the lowest total price we've seen. (It's a current price low by $50.) This quad-band GSM phone features a Qualcomm Snapdragon 600 1.7GHz quad-core processor, 4.7" 1080p touchscreen LCD, 32GB internal storage, HTC UltraPixel rear-facing camera, 2.1-megapixel front-facing camera, 1080p video recording, 802.11n wireless, Bluetooth 4.0, and Android 4.1 OS (Jelly Bean).

Note: A $36 activation fee applies.

Update: The price has dropped to $148 with free shipping.