Trust 2.1 Speaker Set SP-3600A UK, 2.1 channels, 40 W, White, 207 x 187 x 278 mm, Wired Trust 2.1 Speaker Set SP-3600A UK. Audio output channels: 2.1 channels, RMS rated power: 40 W, Product color: White. Subwoofer dimensions (WxHxD): 207 x 187 x 278 mm. Connectivity technology: Wired