The product is a set of 20 Cisco GLC-T 1000BASE-T SFP+ RJ-45 GBIC transceivers. These transceivers are designed for high-speed network connectivity and are specifically made by Cisco, a trusted brand in the networking industry. Each unit features a SFP network port for easy integration into various network setups. This product is ideal for businesses looking to enhance their network infrastructure with reliable and efficient transceivers.