Check the listing for details. Nano VNA Vector Network Analyzer Calibration Set - Load Open Short 50 Ohm SMA. Condition: New. Listed at 5.95 USD. SMA 50 Ohm Nano VNA Vector Network Analyzer Calibration Set - Load, Short, Open, plus two SMA AdaptersCondition: 100% newFrequency: DC-6GHz, the standard load full-band standing wave is lower than 1,025. A set of NanoVNA vector network analyzer calibration kits, including SMA open, SMA short, a 50Ω standard load, and the interface is SMA male (female thread). The SMA load terminal is stainless steel with a low standing wave. 50 ohm imported stainless steel load, low standing wave, DC-6 GHz (1 MHz-6 GHz), the standing wave ratio is basically around 1.02.Package Contents:1 50 ohm Load (SMA-F)1 Short (SMA-F)1 Open (SMA-F)1 SMA-F to SMA-F Adapter 1 SMA-M to SMA-M Adapter Only the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.