RCA (Phono) connections are most used in Audio and Video setups to connect a device to a display or hi-fi/soundbar but can be used to connect other equipment too.
This range of solder terminals are constructed from an all-metal chrome body with gold contacts for very low signal loss which also prevents corrosion over time.
HQ All-metal Chrome Body Colour coded Gold Contacts Solder terminal (2 contacts) Gender: Male Suitable for cables upto 7mm Used with Audio & Video Equipment