Bluetooth 4.0 (and older) protocols suffer from limited range and interference compared to Bluetooth 5.2 or 5.3.
If you own a classic component—like the legendary DacMagic Plus , Stream Magic 6 , or early CX series—you know the frustration of the BT100 Bluetooth Receiver . While it brought high-quality aptX streaming to these devices, the original hardware is now aging, often suffering from connectivity drops, low range, or incompatibility with modern, high-bitrate Bluetooth codecs (like LDAC or aptX HD). cambridge audio bt100 alternative patched