Woods Phone Wire is a gray thermoplastic insulated, general-purpose communication wire designed specifically for single line telephone stations. I for in-wall installations, this wire is for single line telephone systems and intercoms. It features a fire-resistant jacket for enhanced safety and durability. The wire comes in a 500-foot spool with a 24/4 configuration and a 300V rating. Made from soft annealed solid copper conforming to ASTM B3-90 standards, this phone wire is UL listed, ensuring reliable quality and performance. Its 24 AWG size and four conductors make it suitable for a variety of communication needs. Model Number: 0345