Feature: The host directly pushes and enjoys easily. The signal source is output from the host (CD or navigation) to the capacitor and then output to the treble, no external power amplifier or external player is required. Description:Name: Car TweeterSignal-to-noise ratio: 92 (dB)Rated power: 50WPe-ak power: 200WFrequency response: 3KHZ-26KHZImpedance: 82Use: trebleWhy install tweeters:1. Because the sound field is expanded after the treble is installed, it can have a better sound field positioning, and also increase the expreivene of the stereo sound, and the sound level and restoration effect are better. It sounds like the vocals are clearer and more pleasing to the ear.2. There are two completely different effects with treble and without treble.3. A good pair of treble will make you fall in love with listening to music carefully, feel the notes and beat with your heart4. Bring you pleasure and release. Let your car's sound expreive force, more three-dimensional effect. Treble head will let you have a better enjoyment!Installation location guide:1. Riders can choose the installation location according to their actual situation and support the original parking space2. Non-destructive installation, some models need to drill holes for installation (whether it affects the warranty, please3. Car dealers) 98% of the models can be adapted to this tweeter, bringing different enjoyment.Packing list:1 pair x Car TweeterNote:1. Due to manual measurement, please allow 1-3cm error. Make sure you don't mind before bidding.2. Due to the difference of different monitors, the picture may not reflect the actual color of the product. Thanks.