Marantz StudioScope 4

PRODUCT HIGHLIGHTS Rear-Ported MDF Cabinet 4" Polypropylene-Coated Woofer 1" Silk Tweeter 40W Power Total, Bi-Amplified RCA and 3.5mm Inputs Headphone Output Volume Control Knob Universal Operating Voltage Anti-Skid Isolation Pads Included Type Two-way desktop reference speaker Low-Frequency Driver 4" (102 mm) diameter, polypropylene-coated, with high-temperature voice coil High-Frequency Driver 1" (2.5 cm) diameter, silk cone tweeter Frequency Response 75 Hz to 20 kHz Crossover Frequency 2.7 kHz SPL RMS: 101.5 dB @ 1 m Signal-to-Noise Ratio > 90 dBA (typical) Input Connectors Stereo RCA 1/8" (3.5 mm) auxiliary Output Connectors Speaker link 1/8" (3.5 mm) headphones Dynamic Power 20 W continuous, per channel into 4 Ohms Input Impedance 10 kOhms unbalanced Input Sensitivity 100 mV pink noise input produces 90 dBA output SPL at 1 meter (at max. volume) Protection RF interference, output current limiting, over temperature, turn on/off transient, subsonic filter Indicator LEDs Blue power LED for aligning wave guide