Marantz Professional Studio Scope 4 | Compact 2-Way Desktop Reference Speakers with 4" Woofer Entry-level, compact desktop monitors to form basis of small home studio Acoustically inert MDF cabinets with bass reflex design for deep, rich lows 4-inch woofer, 20-watt per channel amplifier with Class A/B architecture RCA inputs for connecting gaming systems, CD/DVD players, and professional audio components Compatible with all your gear, including your tablet, computer, or mobile device