ELAC DBR62-BK Bookshelf Speakers (2019) - Enhanced Bracing - Cast Chassis Woofer - Dual Flared Slot Port - 2-Way Bass Reflex - 44Hz-35kHz Frequency Response - 6 Ohms Impedance - 86dB Sensitivity - 2.2 kHz Crossover Frequency - 120W Max Power Input - 1" Cloth Dome Tweeter - 6.5" Aramid Fiber Woofer - CARB2 Rated MDF Cabinet - 5-Way Metal Binding Posts - Magnetic Fabric Grill - ( 8.18"W x 10.82"D x 14.13"H ) - (Walnut/Black) with a ELAC DCR52-BK Center Speaker (2019) - Enhanced Bracing - Cast Chassis Woofer - Dual Flared Slot Port - 2-Way Bass Reflex - 55Hz-35kHz Frequency Response - 8 Ohms Impedance - 87dB Sensitivity - 2.2 kHz Crossover Frequency - 120W Max Power - 1" Cloth Dome Tweeter - 2x 5.25" Aramid Fiber Woofers - CARB2 Rated MDF Cabinet - 5-Way Metal Binding Posts - Magnetic Fabric Grill - ( 20.74"W x 9.52"D x 7.28"H ) - (Black/Walnut) and a ELAC PS250-BK 10" Subwoofer (2023) - 2" Voice Coil - High Excursion Surround - Treated Paper Cone Woofer - BASH Amplifier - Auto EQ - Advanced App Control - Bass Reflex - 24Hz-150Hz Frequency Response - 107dB Sensitivity - 40Hz/150Hz Low Pass Crossover - 250W/500W Power - 28 Bit DSP - MDF Cabinet - Internal Cross Bracing - Acoustic Damping - RCA Line Level Input - Speaker Level Input - USB - Includes Grille, Power Cord, Spikes - ( 14.17"W x 14.17"D x 15.00"H ) - (Black Vinyl)