This USB-C dongle adds Bluetooth audio to the Nintendo Switch

Audeze Maxwell Wireless Gaming Headset (Playstation)

Bluetooth Audio Adapter with USB-C, Built-in mic, for Nintendo Switch, PS4, PS5, PC, Supports Headphones mic, aptX Low Latency, Dual Headphones, in-Game Voice Chat

How to connect Bluetooth headphones to Nintendo Switch

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This USB-C dongle adds Bluetooth audio to the Nintendo Switch

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