Edifier S360DB Active Bluetooth 2.1 Speakers with 8 inch Wireless Sub 3.5mm/Optical/Coaxial/Bluetooth with Remote Control Features Hi-Res Audio with wireless subwoofer 8-inch wireless subwoofer 155W total power Hi-Res audio with less cabinet resonance PC, AUX, Optical, Coaxial, Bluetooth Bluetooth 5.0 with Qualcomm® aptX ™ for CD-quality sound Specifications TOTAL POWER OUTPUT: R/L (treble): 10W+10W, R/L (midrange and bass): 30W+30W, SW: 75W SIGNAL-TO-NOISE RATIO: R/L: ≥85dB(A), SW: ≥85dB FREQUENCY RESPONSE: R/L: 60Hz – 40KHz, SW: 40Hz – 150Hz INPUT TYPE: PC/AUX/Optical/Coaxial/Bluetooth DRIVER UNIT: Bass unit: 8-inch (220mm), Mids+bass unite: 4-inch (105mm) x 2, Tweeter unit: Planar diaphragm tweeter x 2