ThieAudio Monarch In-Ear Monitors @ TechPowerUp
 

ThieAudio makes a return with our first-ever Tribrid IEM review. The $729 ThieAudio Monarch uses a combination of dynamic, balanced armature, and electrostatic tweeter drivers paired with a deliberate reference tuning and unique abalone shell-based aesthetic to set a new high standard.

http://madshrimps.blogspot.com/2021/...-monitors.html