This product is a CD387 six-ring black 2.4G dedicated external gain antenna, with product dimensions of OD13 × L156mm. Featuring a neat appearance and a sturdy structure, it adopts a six-ring anti-slip protective housing design that is abrasion-resistant, drop-resistant, anti-aging, and resistant to fading and deformation. With excellent environmental adaptability, it can be used stably for long-term operation in various indoor and outdoor wireless device scenarios.

Optimized and tuned for the 2.4GHz frequency band, the antenna offers high receiving sensitivity, uniform radiation, and strong penetration capability—effectively resolving common issues such as weak signals, dropped connections over long distances, and network stuttering, delivering stable gain performance.

The antenna is paired with high-quality RG178 high-frequency coaxial cable, featuring excellent shielding performance, low RF transmission loss, and strong EMI suppression capability. High-frequency signal transmission is clean and stable, significantly reducing signal attenuation and noise interference.