When youre speaking to a small group, school audience or at an outdoor event, you need to be clearly heard. The PA-25W Amp-Up! UHF Wireless Personal Voice Amplifier is a winner with its lightweight design, long battery life and clear, crisp amplification. The unit boasts up to 25W output to cover large areas. You can record your voice while using the amplifier anytime, too! Using the Bluetooth technology, you can stream audio/music content from your Bluetooth-enabled device. Also, play content from a USB/TF card or via AUX-IN.