What stands out about this listing is the Panasonic brand, a simple detail that builds confidence.
ARJ20A12 HIGH FREQUENCY RF RELAYS 5GHZ DPDT 12VDC 300MA SMD PANASONIC JAPAN
A nice touch is the compact shape, which leaves room for other parts in crowded enclosures.
You will find that the Panasonic brand gives this relay a trustworthy feel in everyday use.