Improve Bluetooth Audio on Your Galaxy S9 with Custom Codecs « Android :: Gadget Hacks
Activate Bluetooth LDAC on Galaxy S9 - Phones and Tablets - Linus Tech Tips
Samsung Galaxy S9 : How to Set Bluetooth Audio Codec in Android Phone - YouTube
Amazon.com: TUNAI Firefly LDAC Bluetooth Receiver: High Resolution Wireless Audio Bluetooth 5.0 Adapter with Audiophile USB DAC 3.5mm AUX for Car/Home Stereo Hi Res Music Streaming; Auto On, No Charging Needed :
The best Bluetooth LDAC headphones: More than just Sony! - SoundGuys
Note 9 Review: Best Phone For Music (Note 9 has aptX HD & LDAC) : r/GalaxyNote9