Various Bluetooth intercoms for bicycles have sparked热议, and CT prepared 10 SENA BiKom 20 units at once to distribute to cyclists for real-world testing. Starting with an unboxing inspection of the earphone accessories and mounting methods, the footage documents communication performance across different riding scenarios. Whether it's real-time hazard alerts during a relaxed long-distance road bike tour, or tactical group communication in a high-tension, wind-noise-heavy seagull circuit race, the visuals truthfully capture audio quality and range limits. In the chaotic environment of high-intensity racing and group rides, it's worth exploring what practical value this equipment can deliver.