The Sennheiser XSW 1-CI1 Wireless Instrument Mic Set is designed for guitarists and bassists looking to enhance their live sound. It offers a compact bodypack transmitter and a robust instrument cable for easy setup. The set features automatic frequency management and synchronization via remote channel, along with selectable UHF frequencies within a large bandwidth. The receiver has a double superheterodyne principle, dimensions of approximately 200 mm x 42 mm x 127 mm (WxHxD), and weighs around 340g. The bodypack transmitter has an RF output power of 10 mW, dimensions of approximately 71 mm x 96 mm x 28 mm (WxHxD), and weighs about 95g.