Bluetooth Adapter Fit for Nintendo Switch/Lite/OLED, EEEkit Wireless Bluetooth 5.1 Audio Transmitter with Low Latency Fit for PS4 PC Supports Bluetooth Headphone Speakers, with USB C to A Converter - Walmart.com
Upgrade 5.1inch Hand held Gaming Player 8GB ROM PSP Console Hand Game Machine Built in 3000+ Games PK Nintendo Switch|Jewelry Tools & Equipments| - AliExpress
USB-C Power Supply, 5.1V 3.0A, UL Listed, On/Off Switch - PiShop.us
Amazon.com: Wiistar Toslink Switch 3x1 Digital Optical Audio Switch 3x1 with Analog RCA and 3.5mm Support 5.1CH 5.1CH/ LPCM2.0/ DTS : Electronics
Nintendo Switch Not Outputting 5.1 audio? - Nintendo Switch