The Pyle Mini Blue Series (PCAU48BT) mini stereo power amplifier provides up to 120 watts x 2 at 4 Ohms. Built-in Bluetooth technology allows you to instantly stream wireless audio from your favorite devices -- quickly and easily. This power amplifier also features USB flash and SD memory card readers with digital LCD display. Connect external devices using the RCA (L/R) or AUX (3.5mm) stereo input connector jacks, let the music play. It's compatible with virtually any audio or computerized device (works with iPhones, Androids, Smartphones, iPods, MP3 Players, iPads, Tablets, etc.). Additional features include USB charging port, built-in short circuit and power surge protection, headphone jack, rotary master volume control, push-type speaker terminals and more. Enjoy compact and powerful wireless amplifier music streaming ability with the Pyle Mini Blue Series Bluetooth Amp.