JVC KD-R540 Mobile USB/CD Receiver with Front AUX: * MOSFET 50W x 4 (20W RMS x 4) * 24-bit DAC * Ready for Bluetooth Wireless Technology * Application control for smartphone (Pandora/JVC-App) * Pandora control for iPhone (via USB) * JVC Smart Music Control for Android (App via USB) * JVC Music Control for Android (App via USB) * JVC Playlist Creator for USB memory/Thumb drive (Windows PC software via USB) * USB audio for iPod/iPhone etc. * 2-Way Control for iPod/iPhone (Headunit/iPod or iPhone) * External Mode for iPod/iPhone * Front USB port (MP3/WMA/iPod and iPhone Audio) * USB 1A power supply * AUX input (front) * MP3/WMA compatible with ID3/WMA Tag (CD/USB) * RBDS * HS-IVi Tuner * Radio timer * Backup memory * 3-Band Parametric iEQ * Easy EQ * Source Link EQ * Loudness control * Low-Pass Filter * 2.5V line and subwoofer pre-output level * Pre-output terminals (Rear/Subwoofer selectable) * Subwoofer control * Separated brightness control * Auto dimmer * Beep tone support * Detachable face panel