Tools-free and easy installation with minimum effort. DELIVERS THE CORRECT RANGE - ANTOP Exclusive Smart pass technology Amplifier allow easier adjust the balance between short and long range reception, and the intelligent switch can avoid signal overload. SHIELDS AGAINST INTERFERENCE - Build in 4G LTE Filter shields against interference and blocks unwanted 3G and 4G wireless signals for stable performance. Enjoy smooth and crystal clear 4K HDTV experience.As our valued customer, we will do our best to make sure the product you receive arrives to you on time and as expected. This item is in the category "Consumer Electronics\TV, Video & Home Audio\TV, Video & Audio Accessories\TV & Video Accessories\Antennas". The seller is "pardo14bb" and is located in this country: US. This item can be shipped to United States.