99403476
Sep 19, 2025
Audio systems for conducting tours comprised of microphones, wireless transmitters, headsets, wireless receivers, and downloadable software for simultaneous translations; Downloadable software for transmitting distress signals; Downloadable computer software development tools; Downloadable UPI (universal peripheral interface) software; Electronic products for the manipulation of the frequency, time, and amplitude characteristics of audio signals, namely, audio processors; Audio-frequency transformers
Electrical and Scientific Apparatus