Shidu You Deserve A Better Choice🏆Good Brand|Well-known Brand Of Chinese Amplifiers⭐Good Product|Source Factory 20 Years Focus On Acoustic Audio💯Good Service|The Whole Store Is 100% Authentic And Guaranteed After-Sales👍Good Reputation|Thank You Teacher And Tour Guide For The Consistent Choice－－－－－－－－－－－－－－－－－－－－－－－Store Tips1. This Store Is The Official SHIDU Brand Store, Shipped From Overseas Source Factories, And The Quality Assurance Is Worth Waiting!2. If You Have Any Questions After Picking Up The Goods, Please Contact Us First, We Will Serve You Wholeheartedly!3, If You Like Our Products, Welcome To Give Us Five-Star Praise And Share With More Colleagues And Friends.4. If There Is Anything Unclear, Please Ask Customer Service Online, I Wish You A Happy Shopping!