Sony RF400 Wireless TV Headphones Black
🎧 Part I: Fidelity Bottleneck – How Bluetooth Became the Default, and RF Was Forgotten
In today’s wireless world, Bluetooth is the lingua franca of listening. It’s embedded in every phone, every laptop, every wearable. The ritual is universal: pair, play, move on. But beneath this seamless convenience lies a quiet compromise—one that most listeners never notice, and few ever question. Meanwhile, RF headphones—once a staple of home audio—have faded…
