The best TX55, the price is 2500, TX 100, the price is 2000, TX 10, the price is 1900, T-series autofocus machine, the touch screen color is excellent, brighter than the computer monitor, and the hidden lens is safer than the telescopic lens that is easy to fall off. When taking pictures, it will automatically focus on any part of the screen. This machine can support cutting and doodling. As for signature, T series is the most advanced card machine on the market at present, and it is the treasure that many young men and women yearn for, which will make you fondle it.