What can it be used for? You may use speaker cable to attach your amplifier to your speakers, it is commonly used in cars and to connect up HiFi systems. This cable is a good entry level cable to replace the basic cable which is usually supplied with a system. Speaker cable should be stripped at the end and inserted into amplifiers and speakers, then secured. Technical Specification: One PVC conductor is polarity markedeasy connectivityArea per core = 0.75mm dia (AWG 19 Approx)Copper Clad Aluminium CCAOuter diameter Per Core 3.1mm24 Strands @ 0.2mm Additional Info:Good practices such as not cutting or breaking any of the individual strands when stripping speaker cable help to increase performance. The polarity also needs to be checked, this is where the positive and positive are connected together and the negative and negative are connected together. If you are unsure, technical support can be given free of charge.