SWIT FLOW500 RX | 500FEET(150M)New generation wireless by SWIT unique technology: 500 feet (150m) FHD Video Receiver with full DFS Comply: Much more robust and smooth connection with higher quality picture even in very complex wireless environment. Much stronger anti interference ability: Much longer practical distance; Stronger Wall through Much smaller! Robust with Aluminum housing; No signal loss, accurate color and clock reproduction(algorithm by SWIT) Completely quiet; No fan,