The Poly-Planar ME70BT Bluetooth IPX6 Marine Amplifier with Keypad is a high-quality amplifier designed specifically for marine environments. With a waterproof construction, this amplifier ensures durability and reliability even in challenging conditions. The built-in keypad allows for easy control and customization of your audio settings. Perfect for boating or other outdoor activities, the Poly-Planar ME70BT amplifier delivers premium sound performance and versatility.