The Episode ECS-500-AW70V-4-BLK 4" Speaker Surface Mount is a black rectangular wall speaker with a 4-inch driver size. It is compatible with universal brands and has an impedance of 8 ohms, delivering an RMS power of 30W. This weatherproof speaker features banana jack audio inputs and wired connectivity, making it ideal for home audio systems seeking a sleek and powerful sound solution. With its durable design and high-quality construction, the Episode ECS-500-AW70V-4-BLK speaker is a reliable choice for any home entertainment setup.