JVC TH-BA1, 4.1 channels, 220 W, 100 W, 45 - 5000 Hz, 3 Ω, Black JVC TH-BA1. Audio output channels: 4.1 channels, RMS rated power: 220 W. Subwoofer RMS power: 100 W, Subwoofer frequency range: 45 - 5000 Hz, Subwoofer impedance: 3 Ω. Product color: Black. Subwoofer weight: 5 kg. Subwoofer driver diameter (imperial): 16 cm (6.3"), Satellite speaker impedance: 4 Ω https://www.whathifi.com/jvc/th-ba1/review At least as far as the casual showroom browser's concerned, the TH-BA1 doesn't really do itself any favours. In a market that exists primarily because some customers don't want big, bulky speakers accompanying their nice slim TV, being the most cumber... Poised, unstressed and widescreen sound, wireless subwoofer Looks and finish are nothing to write home about, sub could get more involved