This turntable features a built-in preamp and a belt drive Aluminum platter works with the turntable's belt drive, motor, and optical sensor to ensure superior sound quality Play your albums perfectly in time at 33.3rpm for albums, and 45rpm for EPs and singles Bluetooth with aptX HD connects to your Bluetooth devices to deliver exceptional sound Pre-installed and aligned moving magnet cartridge ensures your turntable is ready for use Removable headshell allows for easy maintenance and upgrades Possible to connect the turntable directly to a receiver, speakers, computer, etc with an RCA cable and/or adapter (sold separately)