This set includes 4 gauge Anderson connectors, made by Workman. These connectors are perfect for radio communication and consumer electronics. They come in a pair of 2 parts, making it easy to connect to your desired device. The connectors are compatible with a variety of tools and are made to last. The brand of these connectors is Workman, known for their high-quality products. They are designed for use in coax cables and connectors, making them a great addition to your toolkit. These connectors are durable and reliable, ensuring a secure connection every time.