Description: This product is compatible with Model 3 and Model Y, simulating the roar of an engine to enhance the driving experience and alert pedestrians and vehicles around. Features: Powerful Sound : Sound Wave has 110W with single speaker; dual speaker up to 220W, has 8 types of sports car sounds. 1.Ferrari F430 (V8) 2.Nissan GTR R35 (V6) 3.Mazda FC3S (Rotary Engine) 4.Lamborghini Aventador (V12) 5.Ford Raptor F150 (V6) 6.Lexus LFA (V10) 7.BMW Mini CopperV4 8.Spacecraft Sound Wave has memory function can automatically the last sound choice and volume, easy and convenient at your fingertips. Bluetooth connects to your smartphone to customize sound . The sound adjusts with the accelerator. Convenient control on the steering wheel buttons. No wire cutting or circuit modifications required, making installation quick and easy. Installation: 1The power source location (Under the armrest of the front seat; use the plastic trim removal tools remove the cover. 2Disconnect wiring plug, and connect Sound Wave wiring. 3Put the plastic cover back. 4The main power cable through under rear seat to rear trunk. 5Place the main unit in the right-side depression of the rear trunk. 6Install the left and right speakers. 7Connect the plugs to the speaker sockets. 8Start the vehicle and test the speakers. Package includes: 1x Main Unit 1x Cable 1x Remote Control Antenna 1x Remote Control 1x 2x Speaker 1x Plastic Trim Tools Return Policy: All of our items come with a 30-day return policy. If you encounter any defects or damages, simply contact us with details and photos, and we'll arrange a refund or replacement. Please note that returns due to non-seller errors are subject to return shipping costs. We reserve the right to refuse any returns for objective reasons. Shipping Policy: All of our items are shipped with tracking numbers. Orders will be shipped within 3 working days upon receipt of payment. Most orders will be shipped within 1 working day. In most cases, shipping takes 8-12 working days.