GRUNDIG MAJESTIC RADIO AND GRUNDIG HI-FI-RAUMKLANG-BOX II SPEAKERS. Does anyone have experience turning old speakers into Bluetooth self powered? I saw a shop online that has done it with this pair. :
Grundig DSB 2000 2.1 Kanal Soundbar m/subwoofer (220W)
Grundig Mini Box 130 compact Loudspeakers 1970s Grey | Reverb