Audio-visual (AV) technology encompasses a wide range of devices and standards that enhance communication entertainment professional presentations. Key AV include HDMI DisplayPort HDBaseT for video transmission while audio relies on Dolby Atmos DTS AES67 high-quality sound distribution. Leading brands in Sony Bose Sennheiser premium audio LG Samsung Epson dominate the display market with cutting-edge OLED projection technologies. Devices like mixing consoles switchers microphones smart lighting systems play crucial roles live events broadcasting. Streaming platforms conferencing solutions such as Zoom Microsoft Teams integrate technologies to improve remote collaboration. The rise 4K 8K resolutions immersive formats AI-driven enhancements continue push forward ensuring better quality efficiency user experience across industries from entertainment education corporate environments