Drop states each side has 5 drivers, but EarSonic's website says 10:
"Driver: 10 balanced armature drivers, HQ 3-way passive crossover with impedance corrector."
https://www.earsonics.com/in-ear-monitors/en/grace/
RodmunchAnd we have a winner. The Grace is a 10 Balanced Armature IEM. There are only two 5-BA Earsonic monitors - the ES5 and the Purple - which is brilliant. Maybe they are chopping them in half.