Newegg has Refurbished Logitech Z506 5.1 Surround Sound Speakers for $41.99 with free shipping. 75W RMS with 3.5mm and RCA inputs. Some people got defective units, but Newegg has free return shipping on defective products so I think it’s still a good deal.
https://www.ebay.com/itm/Logitech…SwEK
https://www.newegg.com/Product/Pr…6836121057