@kenjit The earbuds is full range, crossoverless design small speakers is
going direct to you ears . The Majority high end loudspeakers is
3 way and get complicated crossover with a lot a capacitors and induction coil.This is answer for you question for timing and etc. Another hand
i cannot recommend you to looking for famous brand full range crossoverless design . Nobody can not make driver to cover
20-20000hz , is there are dreams which never come trow yet. We make
speakers are based around wide-band drivers, which cover the range from about 100 Hz to 10 kHz, without crossovers in the critical range to which the ear is most sensitive.
3 way and get complicated crossover with a lot a capacitors and induction coil.This is answer for you question for timing and etc. Another hand
i cannot recommend you to looking for famous brand full range crossoverless design . Nobody can not make driver to cover
20-20000hz , is there are dreams which never come trow yet. We make
speakers are based around wide-band drivers, which cover the range from about 100 Hz to 10 kHz, without crossovers in the critical range to which the ear is most sensitive.

