The AVYCON AIVO‑54T4K is a compact all‑in‑one CCTV installation and troubleshooting tester built around a 5.4‑inch high‑resolution touchscreen, designed to support both analog and IP surveillance systems up to 8MP (4K). It automatically detects HD‑CVI, HD‑TVI, and AHD formats, while also offering H.265/H.264 decoding for IP camera testing, along with multiple input options including HDMI and VGA. The device delivers versatile functionality such as PoE power output, Wi‑Fi connectivity with hotspot capability, ONVIF tools for configuring cameras and generating reports, and comprehensive cable testing features, making it a multifunctional solution for technicians handling setup, diagnostics, and maintenance of modern security systems.