C.X. Airsoft presents an unboxing and review of the Double Eagle APC556 airsoft gun, produced in collaboration with HWASAN. The video opens with an overview of the gun's VND authorization and licensed accessories, followed by a detailed look at its features. He showcases the extendable stock adorned with the APC56BT logo and highlights a HWASAN red dot sight, noting its sleek design and included dust cover. Various exterior modifications are discussed, including custom grip pieces, a foregrip, a flashlight, and a retro-style pressure switch. He also explores the user's preference for PTS EPM magazines, the decision to opt for a lower-profile red dot mount, and adjustments made to the outer barrel to accommodate a different mock suppressor. Additionally, the purpose of the receiver nub for a folding stock and the battery compartment within the stock are examined, along with decorative elements on the handguard.

The video further highlights the APC556's ambidextrous magazine release and mock bolt catch, while offering a comprehensive review of the HWASAN red dot sight, emphasizing its solar-powered functionality, adjustable reticles, and brightness settings. A demonstration of the electronic trigger unit follows, showcasing programmable modes such as burst and binary trigger. Wrapping up the review, he shares his positive impressions of the APC556, particularly its suitability for CQB environments, and expresses gratitude to the sponsors. Aklos included is a gameplay footage showing the APC556 in action, offering viewers a real-world look at its performance.