YL-D1 integrates 5G wireless, PDT/DMR and Beidou/Skytone satellite communication. It is equipped with a built-in high-power speaker, a detachable battery, intuitive knob operation and physical shortcut keys. It can ensure a usage experience in line with traditional intercoms. The fuselage is designed with military three-proof technology, with stable quality, firmness, reliability and durability. Paired with a visual command system, it realizes powerful technical applications.