MATERIAL -The phono sockets connector is composed of plastic and gold plated metal, small in size, light in weight, easy to carry and use. FUNCTION -The AV concentric socket is used for audio and video AV coaxial socket connectors, very suitable for connecting a short RCA cable to a long cable. FEATURES - When upgrading or redecorating, the reusable trapezoidal jack insert can be easily disconnected and repositioned. APPLICATION -the Phono Panel welding is installed in various electrical appliances, such as stereo audio and video, TV, DVD, computer, speakers, etc. VALUE PACK OF 1 - We have paired 1 phono socket 2x Adaptors in every pack. Get enough pieces that meet your demands and give you convenience. A more cost-effective and reliable package for anyone who intends to use.