Blast your music from virtually any Bluetooth Smartphone or MP3 player. Blast your music whenever and wherever you want: BLOCK ROCKER BLUETOOTH is a powerful and flexible all-in-one sound system for iOS devices, MP3 players, microphones and instruments. Keep the music cranked: BLOCK ROCKER Bluetooth"s wireless capability means you can keep your iPad, iPhone, or other Bluetooth-enabled device right by your side as you blast your music. You can even listen to your favorite radio station or to the big game -- just dial it in on BLOCK ROCKER Bluetooth"s built-in AM/FM radio. You can also plug in and crank up instruments, microphones and more. A high-quality microphone is included. BLOCK ROCKER BLUETOOTH has a built-in battery with a charge indicator and will provide up to twelve hours of cordless sound. A power cord is also included for nonstop music. For ultimate portability, BLOCK ROCKER BLUETOOTH has rugged wheels and a telescoping handle. Rock the block, wirelessly, with BLOCK ROCKER BLUETOOTH from ION Audio. Features: Built-in battery that provides up to 12 hours of use from a single charge 1/8-inch auxiliary input for amplifying non-Bluetooth MP3 players Recessed wheels and telescoping handle for portability Heavy-duty construction to withstand heavy use Easy-to-use Bluetooth-pairing button -- no codes required! Perfect for use anywhere, indoor or outside Outputs high-fidelity sound up to 150-feet Cradles for iPad & iPhone