Which of the following statements is wrong?

Which of the following statements is wrong?
A . Huawei AP supports 200m long-distance power supply, and H3C also supports it.
B . AP8050TN-HD adopts AMC superconducting material miniaturization technology, and the built-in antenna is reduced by 30%
C . Huawei’s self-developed smart antenna technology improves coverage, wall penetration capabilities, and throughput performance

Answer: A