The Altec Lansing Waterproof Bluetooth Speaker Model IMW-1000 in black is a portable speaker system with a subwoofer, perfect for on-the-go use. Featuring Bluetooth connectivity and USB audio inputs, it delivers 5 watts of RMS power for high-quality sound. The speaker is waterproof, making it suitable for outdoor activities and is compatible with various devices due to its universal compatibility. With a sleek rectangular design made of plastic, this Altec Lansing speaker is a versatile option for enjoying music anywhere in 2018.