The JAY_VUA103AM is a high-performance add-on antenna tailored for AirMark and Jay series wireless crane control systems, providing enhanced reception in industrial environments. Key features include: _-wave magnetic mount design — Optimized for 419–434_MHz frequencies, ensuring reliable signal gains for crane operators 3_m low-loss cable with BNC connector — Enables flexible placement and connection to receivers, simplifying installation Insulated, magnetically affixable base — Ensures secure mounting on metal surfaces without penetrating the receiver housing Enclosure and build quality — Robust construction with sealed insulation, weight ~0.22_lb (0.1_kg) Key Features Frequency Range: 419–434_MHz for full compatibility with AirMark and Jay systems Mount Type: Magnetic base for easy attachment on receiver units or vehicle cabins Cable: 3_m BNC-terminated cable for flexible integration Weight: ~0.22_lb / 0.1_kg Usage: Ideal for improving RF coverage and signal reliability in steel-structure industrial environments This antenna is a great option for extending the effective range and performance of Conductix_Wampfler radio remote receivers in challenging settings. Let me know if you'd like installation guidelines or to compare alternate antennas