Alto Pro TX4 Active PA Speaker with Bluetooth (Single) While it is the most compact unit in the TX series, do not underestimate the TX408this PA speaker is capable of delivering clear, robust sound that punches far above its price pointThe perfect all-purpose solution for any live band or DJ looking for on-stage sound monitoring, the TX408's compact size and precise audio quality make it the ideal choice. For those in need of pristine and powerful sound in home studios, gyms, or intimate music venues, the TX408's 350W amplifier will provide enough sonic force to cut through while still retaining crisp nuance and detail even at max volume. Thanks to Bluetoothconnectivity, the Alto Professional TX Series ensures that users can get their PA system up and running completely cable free. This feature is perfect for any application that requires two simultaneous sources of audio, such as a microphone and background music running at the same timea wedding MC announcing the bride and groom'