Denon DRA-685 AM/FM/FM Stereo Receiver DRA685 Featuring a multi-room audio function, along with video selection and high power, the DRA685 serves as the heart of a stereo music system while providing stereo sound for video sources. With 100 Watts of power per channel, The DRA685 can drive virtually any modern loudspeaker system with authority and clarity. Output Power: 100 W + 100 W (8 ohms, 20Hz-20kHz, THD 0.05 Percent) VDP, VCR and Video Aux Terminals Pre-Output and Main-Input Jacks Integral System (IS) Remote (RC-872), Plus Second Zone Remote Controller (RC-873) Signal Level Divided Construction (SLDC) High-Quality Power Amplifier Section Multi Source Function Room-to-Room Remote Control Easy Simulcast Copy Record Out Selector Video Select Function 40-Station AM/FM Random Preset Memory Tuning, Auto Preset Memory Sophisticated Tuning Circuit Design Loudness Function, Bass and Treble Tone Controls Muting Function via Remote Controller Motor-Driven Volume Control A/B Speaker Switching Auto Scanning of Radio Frequency Bands, Fast Up/Down Manual Tuning Last-Channel-Tuned Memory Last Function Memory Switched AC Outlets Frequency Response: 10 Hz - 50 kHz +/- 1.5 dB (at 1 W) Total Harmonic Distortion: 0.009 Percent (-3 dB at Rated Output, 8 ohms) 22.0 lbs. 17.1" x 6.7" x 16.4"