Yamaha YSP-1400 sound projector with Bluetooth 5.1 and App Control (Electronics)
My 1st SB was a Yamaha YSP-500, which I liked not at all (sound, optics, connectors) The 2nd Yamaha YSP-81, initially joy later disillusionment (optics, connections ok) but once you have set the tone so that you can clearly hear the voices, you hoppe