The earphone design considers the use scene of the US rider, taking into account the in-ear and external shape. Summer helmet uses a semi-in-ear design, winter helmet uses a speaker scheme, and uses a base for connection and conversion. It is a fixed base for the winter helmet. The base is equipped with a speaker. It only needs to be buckled on the helmet shell to connect with the winter helmet.

The overall design of the earphone adopts a streamlined design, craftsmanship carves out a graceful streamlined outline, the earphone adopts an environmentally friendly silicone ear cap, which is very comfortable to wear and fit, effectively reducing the pain of long-term wearing, one-key easy operation, key control, simple operation, one-key answering function.