The Pyle PSBT65A is a compact and portable Bluetooth Pa speaker system, perfect for karaoke, parties, and events. It features a 6.5" subwoofer and a 3" treble speaker for clear and powerful sound, with 600W max output. Bluetooth 3.0 connectivity allows you to stream music wirelessly from your devices, while the speaker also supports MP3, Usb, Sd card playback, and Fm radio. The built-in rechargeable 4400mAh battery offers up to 2 hours of playtime, and the system includes a wireless microphone for karaoke fun. You can also record vocals via the microphone and save them as MP3 files.