Buydig.com has the Samsung MX-ST40B 160W Portable Speaker w/ LED Lighting on sale for $298 - $179 off with coupon code MYC in cart (sale price doesn't appear until final checkout screen) = $119 with free shipping.
Amazon has the Coleman OneSource Bluetooth Wireless Speaker on sale for $28 with free shipping. 4800mAh lithium-ion battery can be swapped out with other OneSource gadgets.
Lowest price to date. Newegg with ElectronicsExpo has the JBL Xtreme 2 Waterproof Bluetooth Speaker (Black) for $180 - $50 off with coupon code MKTCK860G2HB in cart = $130 with free shipping. Has 40W RMS power, IPX7 rating, and up to 15 hours playback time.
Ends 3/30 at 10 PM PT. Electronics.woot! is taking up to 78% off refurbished Amazon devices ($6.49 and up). Shipping is $6; free for Amazon Prime members.
Devices include Ring Doorbells / Cameras, Echo speakers, Fire TV Sticks, Echo Shows, Omni TVs, and Echo Frames.
Walmart has the Anker Soundcore Rave Neo Portable Bluetooth 50W Speaker with Lights (Black, 25274VRP / A3395Z11) on sale for $69 with free shipping. Waterproof, 18 hour playtime, can link 100+ speakers together.
Ends 1/31 at 10PM PT. Electronics.woot! has the Margaritaville Tiki Torch Bluetooth Speaker on sale for $20 with free shipping for Prime members, otherwise $6 shipping.
eBay with vipoutlet has the Bitty Boomers Bigger 8" Grogu Bluetooth Speaker on sale for $19 with free shipping. See reviews on Sam's Club. 8 hour battery life, can pair a 2nd speaker for stereo, USB and micro SD ports.
eBay with vipoutlet has the 2-Pack Altec Lansing HydraOrbit Waterproof Bluetooth Speaker (Black, IMW1050-BLK) on sale for $43 with free shipping. Up to 10 hours of playtime, 100ft range, includes carry strap.
Ends 2/27 at 10PM PT. Electronics.woot! has the JBL Wind 2 Bluetooth Portable Speaker for $30 - $3 off with coupon code SAVE3 [Exp 2/27] = $27 with free shipping for Amazon Prime members or $6 shipping.
eBay with vipoutlet has the Soundstream Table w/ Built-in Bluetooth Speaker & Qi Wireless Charging (Black, ST-180TRD-BLK) on sale for $120 with free shipping. $280 at Best Buy. See reviews of gray model on Walmart.
$15 price drop! Amazon with Acoustic Sound Design has the renewed JBL PartyBox 710 Party Speaker with Powerful Sound, Built-in Lights and Extra Deep Bass for $585 with free shipping. Classic JBL's PartyBox speaker, and comes with customizable RGB lights, mic and guitar inputs.
Amazon has the OontZ Angle 3 Ultra Waterproof Bluetooth Speaker (3 color options, SWOA3UBLK) on sale for $25 - $2 off coupon (click checkbox) = $23 with free shipping on $25+ or with Prime.
Ends at 10PM PT. Electronics.woot! has the JBL Boombox 2 Bluetooth Waterproof Speaker for $300 with free shipping for Amazon Prime members or $6 shipping.
Has 24 hours of battery life, IPX7 waterproof rating, built-in mobile device charging powerbank, and lins multiple speakers with PartyBoost.
Walmart has the Sylvania 8" Rugged Water Resistant Bluetooth Speaker (Black, SP1043) on sale for $9.98 with free shipping with Walmart+ (free 30-day trial), $6 shipping, or free shipping on $35+.
Best Buy has the Insignia Carrying Case for the Sonos Roam Portable Speaker (3 color options) on sale for $0.99 with free in-store pickup, free shipping on $35+ or $5.49 shipping.
eBay with vipoutlet has the 2-Pack Altec Lansing Baby Boom XL Waterproof BT Speakers (Royal Blue, IMW2702PK) on sale for $13 with free shipping.
eBay with vipoutlet has the Member's Mark LED Floating / Hanging Speaker (PBB-300S) on sale for $17 with free shipping. See reviews on Sam's Club.
7 color options (flashes to music), connects via Bluetooth (2 paired max), 4-6 hours of battery per charge, can float in water or hung via metal hanger.
Ends 12/30 at 10PM PT. Sellout.woot! has the JBL PartyBox On-The-Go Bluetooth Speaker w/ Wireless Microphone on sale for $200 with free shipping for Prime members or $6 shipping.
Today only. Amazon has the Anker Soundcore 3 Bluetooth Speaker (Black, A3117011) for $36 with free shipping. Has a stereo sound, 24H playtime, and is IPX7 waterproof; check out this review!
Today only. Amazon with Anker Direct is offering up to 41% off Anker power stations with the discount shown on the product page. Shipping is free for Amazon Prime members or on purchases $25+.
The pictured Anker 757 Portable Power Station is on sale for $980 (30% off).