Pyle Portable Outdoor PA Speaker Amplifier System & Microphone Set with Bluetooth Wireless Streaming, Rechargeable Battery - Works with Mobile Phone, Tablet, PC, Laptop, MP3 Player - PWMA1216BM PORTABLE AND POWERFUL: This Black Portable Speaker Amplifier & Microphone System by Pyle is equipped with 60 watt speaker for full range stereo sound reproduction and impressive bass response. The case has a handle and a storage bag for portability;MP3 Digital Audio File Compatibility PLAY MUSIC VIA BLUETOOTH: This professional wireless karaoke PA loud speaker system is equipped with a built-in Bluetooth for wireless audio streaming and it works with all of your favorite devices like mobile phone, iPad, tablet, laptop, PC. COMPACT AND VERSATILE: This compact device is also equipped with USB and SD card readers, 1/4 inch microphone input jack, and 3.5mm audio output jack to connect to external speakers. It also features an audio configuration rotary controls for echo, bass, treble, and volume. RECHARGEABLE BATTERY: This heavy duty indoor / outdoor PA System has a built in rechargeable battery that can last for 10 hours per charge and can also be powered by external wall power adapter. Perfect for personal, commercial, dj patio party, public gathering, music jam.Bluetooth Wireless Range: 30 feet. Speaker Impedance: 4 Ohm. Frequency Response: 25Hz-15kHz WHAT'S IN THE BOX: Package includes a PA Speaker, VHF wireless handheld, headset, and lavalier clip on mic, beltpack transmitter, two 9V batteries, power cable, car cigarette lighter, travel bag