[Built-in Speakers & RCA Output for External Speakers] The record player features 2 built-in stereo speakers and delivers retro-style sound. You can connect this vinyl record player to external speakers via an RCA cable for better or louder sound. [3 Kinds of Turntable Input] This record player is designed with 3 input choices: Bluetooth input, USB input, and AUX input. You can wirelessly listen to your phone music via Bluetooth pairing; use the USB function to directly play music; or play songs on the turntable with your 3.5 mm devices like an iPad, CD player, etc. [Multiple Vinyl Playback Choices] This record player supports 3 speeds: 33 1/3 rpm, 45 rpm, and 78 rpm, and plays 3 sizes of records: 7", 10", and 12". It provides a headphone jack for your private leisure. The vinyl record player is also equipped with an AUTO STOP switch; you can turn it on to stop the turntable spinning or turn it off to keep the turntable spinning at the end of the music. [Turntable Thoughtful Craftsmanship] Based on a belt-driven system, the record player turntable suffers less vibration. The tonearm lifter protects your records from scratching. The detachable dust cover keeps your records and LP player clean. Use the 45 RPM adapter if needed. The general 100V-240V voltage power cord suits more regional use