Harman Kardon Onyx Studio 7 Portable Bluetooth Speaker

That's a $30 drop from our mention last week and the best deal we've seen for a new factory-sealed one. Buy Now at Harman Kardon

It's $130 under Amazon and the lowest price we could find. Buy Now at Harman Kardon

Save on close to 40 portable speakers, from brands like JBL, Nautica, Ortizan, Tronsmart, and more. We've pictured the JBL Xtreme 3 Portable Bluetooth Speaker for $199.99 ($50 more at Amazon). My Best Buy members get free shipping on all orders (it's free to join). Buy Now at Best Buy

We've pictured the Roam 2 Portable Waterproof Bluetooth Speaker for $139 ($40 off). Shop Now at Amazon

Use promo code "YUSFSI9YYB2LF2CM" to get this price, $23 under the cost of a factory-sealed unit. Buy Now at eBay

That's $40 less than you'd pay elsewhere, and the best price it's seen in over a year. Buy Now at JBL

Harman Kardon's Black Friday Sale is delivering up to 80% off on select premium audio gear, including Bluetooth speakers, soundbars, and home-audio systems — a rare opportunity to score high-end sound for much less. (The banner on site says up to 70% off, but we found a greater discount within, for example the Harman Kardon Onyx Studio 8 for $100 -- $400 off and tied as the lowest price we've ever seen).

Expect steep markdowns on popular categories like portable speakers, wireless home audio setups, and stereo systems — a smart time to upgrade your living-room sound or pick out a gift for an audiophile.

Free shipping and free extended returns apply. Shop Now at Harman Kardon

Harman Kardon's Cyber Week sale is offering discounts up to 70% off across a wide selection of their audio gear, including speakers, soundbars, headphones, and more — making it a prime time to upgrade home sound systems or grab gifts at steep discounts. You get free shipping and free extended returns, too. Shop Now at Harman Kardon

It's $150 off, the lowest price we could find, and at the lowest price we've seen. Buy Now at Harman Kardon