Pyle Plmra410Bt Is A 2.1 Bluetooth Marine Amplifier Receiver, And Led Indicator. Product Details The Pyle Elite Series Bluetooth Amps provide waterproof power for all of your speaker needs. The marine grade waterproof construction and high power efficiency ratings provide performance and reliability rain or shine. These multi channel amplifiers are perfect for the back yard, boat or even by the pool. Features include Bluetooth wireless music streaming ability. They work with all of your favorite devices and you will be able to instantly stream your favorite songs or internet radio service providers, quickly and easily (Compatible with iPhones, Androids, Smartphones, iPad, Tablets, MP3 Players, etc.). Additional features include MOSFET power supplies, built in electronic circuitry protection, heavy duty aluminum heat sinks and more. Enjoy versatile waterproof performance and next level sound amplification with the Pyle Elite Series Bluetooth Amps. (Models: PLMRA210BT, PLMRA410BT, PLMRA430BT, PLMRA630BT, PLMRA830BT). 4 CHANNEL BRIDGEABLE AMPLIFIER: Pyle?s PLMRA410BT is engineered as a 4 Channel bridgeable marine amplifier that powers up your speaker and is universally compatible. It has a bridge mode selection switch and high or low electronic crossover network 2.1 BLUETOOTH CONNECTIVITY: Built with 2.1 Bluetooth connectivity that has a wireless range of 25+ feet. Compatible with all Bluetooth devices like iPhone, Android, iPad and tablets. It even has a smart auto connect that remembers device pairing info WATERPROOF WEATHERPROOF: The audio amplifier is waterproof with its marine grade rating of IP 01. It?s constructed with silver plated stereo speaker output terminal connectors to combat weather corrosion with long term us SHORT PROTECTION: Built with a heavy duty Aluminum Alloy heatsink, thermal overload speaker short protection and LED light indicator. These are to protect the amp and your vehicle's electrical system from short circuit conditions POWERFUL 400 WATT: This amplifier receiver is powerful with its 400 WATT MAX and dual MOSFET power supply. Comes with dual adjustable input GAIN level controls between 4 to 8 Ohm speaker impedance Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.