Purchased December 2025. Brand new, unused. [Product Features] Wireless transmission up to 50m, achieving 1080P high-definition and ultra-low latency! Supports 2.4G/5G dual-band, with almost no audio-visual lag. Equipped with mirror and extended modes, widely compatible with smartphones, PCs, TVs, etc.! No troublesome setup required, just plug it in and use it immediately.