The ZIZO Rokr Z1 is the perfect companion for all-day entertainment on a weekend camping trip or out on the job site. The speaker comes with a built-in rechargeable battery for hours of playback. Its subwoofer delivers powerful sound for any paired device. • High-Definition Sound • Rugged Build • Recording Function • Equalizer • Aux Line-in • Mic Line-in • FM Radio • USB Playback • Micro SD Playback • Rechargeable Battery • LED Display • Adjustable Controls • Built-in Handle • Microphone Included • Remote Control