S switch V200R022 version, which of the following description about the S5X31(S)-S multi-rate switch is wrong?

S switch V200R022 version, which of the following description about the S5X31(S)-S multi-rate switch is wrong?
A . Supports 2G large cache to cope with high burst business traffic.
B . It can be used as a central switch to support remote modules to achieve minimalist networking.
C . Supports advanced features such as VxLAN and MPLS, Telemetry real-time data collection, and network operation and maintenance visualization; it can be widely used in scenarios such as medium-sized campus aggregation and small campus core.
D . 3 power supply design, supports N+1 yuan, all ports support full supply of 802.3bt 90W PoE++ power supply, the maximum PoE output power of the whole machine can reach 2268W, adapting to the power supply needs of massive terminals.

Answer: A