Anker's Soundcore Bluetooth speaker is a reasonable $22 on Amazon right now
Amazon.com: Alltravel Customized Silicone Skin for Anker Soundcore 2, SoundCore 2 12 W Portable Bluetooth Speaker, Full Protection from Shock, Shake and Drop, Make The Soundcore 2 Speaker Real Portable (Black) : Electronics
Amazon.com: Soundcore Trance Bluetooth Speaker, Wireless Outdoor Speaker with 18 Hour Playtime, BassUp Technology, Huge 80W Sound, LED Lights, App, IPX7 Waterproof, Wireless Speaker (Renewed) : Electronics
Amazon.com: Anker Upgraded, Soundcore Bluetooth Speaker with IPX5 Waterproof, Stereo Sound, 24H Playtime, Portable Wireless Speaker Bundle with Official Travel Case : Electronics
Amazon.com: Soundcore Motion+ Bluetooth Speaker with Hi-Res 30W Audio, BassUp, Wireless , App, Custom EQ, 12H Playtime, Waterproof, USB-C, For Home Office : Electronics
Amazon.com: Soundcore Flare Mini Bluetooth Speaker, Outdoor Bluetooth Speaker, IPX7 Waterproof for Outdoor Parties, LED Light Show with 360° Sound and BassUp Technology : Electronics
Amazon.com: Soundcore Anker Rave Neo 2 Portable Speaker with 80W Stereo Sound, PartyCast 2.0, Light Show, IPX7 Waterproof (Floats on Water) 18H Playtime, Customizable EQ & Bass Up for Party, Tailgating, Backyard :
Amazon.com: Soundcore Anker Flare Mini Bluetooth Speaker, Portable Wireless Speaker, Waterproof for Outdoor Parties, LED Light Show with 360° Sound and BassUP Technology- Blue : Electronics
Amazon.com: Soundcore Anker Motion Boom Outdoor Speaker with Titanium Drivers, BassUp Technology, IPX7 Waterproof, 24H Playtime, App, Built-in Handle, Portable Bluetooth Speaker for Camping, Pool, Beach, Backyard : Electronics
Amazon.com: Anker Soundcore Mini, Super-Portable Bluetooth Speaker & Soundcore Motion X600 Portable Bluetooth Speaker with Wireless Hi-Res Spatial Audio,50W Sound, IPX7 Waterproof, 12H Long Playtime, Pro EQ : Electronics
Amazon.com: Anker Soundcore 2 Portable Bluetooth Speaker with 12W Stereo Sound, Bluetooth 5, Bassup, IPX7 Waterproof, 24-Hour Playtime, Wireless Stereo Pairing, Speaker for Home, Outdoors, Travel : Electronics
Amazon.com: Soundcore Motion X600 Portable Bluetooth Speaker with Wireless Hi-Res Spatial Audio,50W Sound, IPX7 Waterproof, 12H Long Playtime, Pro EQ, Built-in Handle, AUX-in (Blue) : Health & Household
Amazon.com: Anker SoundCore 2 Portable Bluetooth Speaker with Better Bass, 24-Hour Playtime, 66ft Bluetooth Range, IPX7 Water Resistance & Built-in Mic, Dual-Driver Wireless Speaker (Red) : Electronics
Amazon.com: Soundcore Anker Motion+ Bluetooth Speaker with Hi-Res 30W Audio, Extended Bass and Treble, Wireless HiFi Portable Speaker with App, Customizable EQ, 12-Hour Playtime, IPX7 Waterproof, USB-C (Renewed) : Electronics
Amazon.com: Anker soundcore Bluetooth Speaker & Anker soundcore Motion Boom Plus Portable Speaker 80W Stereo Sound, Custom EQ & BassUp, IP67 Waterproof, Built-in Power Bank,or Camping, Pool, Beach, and Backyard : Electronics
Amazon.com: Soundcore Flare Mini Bluetooth Speaker, Outdoor Bluetooth Speaker, IPX7 Waterproof for Outdoor Parties, LED Light Show with 360° Sound and BassUp Technology : Electronics
Amazon.com: Soundcore Anker Motion Boom Outdoor Speaker with Titanium Drivers, BassUp Technology, IPX7 Waterproof, 24H Playtime, App, Built-in Handle, Portable Bluetooth Speaker for Camping, Pool, Beach, Backyard : Electronics
Amazon.com: Soundcore Anker Motion Boom Plus IP67 Outdoor Speaker, 80W Stereo Sound, Custom EQ & BassUp, USB-C, Bluetooth, Built-in Power Bank, Waterproof Bluetooth Speaker for Camping, Pool, Beach, and Backyard : Electronics
Amazon.com: Anker Soundcore 2 12W Portable Wireless Bluetooth Speaker: Better Bass, 24-Hour Playtime, 66ft Bluetooth Range, IPX7 Water Resistance & Built-in Mic, Dual-Driver Speaker for Beach, Travel, Party- Blue : Electronics
Amazon.com: Anker Soundcore Motion+ Bluetooth Speaker with Hi-Res 30W Audio, Extended Bass and Treble, Wireless HiFi Portable Speaker with App, Customizable EQ, 12-Hour Playtime, IPX7 Waterproof, and USB-C, Red : Electronics
Amazon.com: Soundcore Anker Motion Boom Plus IP67 Outdoor Speaker & Soundcore Motion X600 Portable Bluetooth Speaker with Wireless Hi-Res Spatial Audio,50W Sound, IPX7 Waterproof, 12H Long Playtime, Pro EQ : Electronics
Amazon.com: Anker SoundCore Rave Neo Bluetooth Speaker A3395Z11 Colossal Sound 50W Waterproof IPX7 18Huour Playtime- Black (Renewed) : Electronics
