Pinnacle Studiophile BX5a. Tweeter size: 25.4 mm, Woofer size: 127 mm, Magnet type: neodymium. RMS rated power: 140 W, Frequency range: 56 - 22000 Hz, Signal-to-Noise Ratio (SNR): 100 dB. Speaker interface type: XLR. Weight: 5000 g. Type: Bookshelf, Dimensions (WxDxH): 176 x 200 x 250 mm, Audio output channels: 2.0