RCA to Speaker Wire Adapter, 2 Bare Wire Speaker Cables to RCA Plug Adapter Repair Speaker Wire for Speaker Amplifier Audio Video AV Receiver TV Subwoofer - 20AWG, 6.6FT

It probably has RCA speaker plugs in the back, these: https://a.co/d/0eQFfHCE let you use regular speakers. You'll probably need some contact cleaner (CRC QD from your local hardware store) for dirty controls, some disassembly required but you can do that.