Advanced AcousticWerkes W500 AHMorph Reference Hybrid Custom In-Ear Monitor

Read the  Order FAQ first, and c lick HERE for basic shell & faceplate color, HERE and HERE for advanced faceplate inserts.


  • Reference Proprietary 9mm Dynamic Driver + 4 Balanced Armature Drivers
  • TruXross 5 Way Passive Crossover (Physical Low Pass Filter on Dynamic Bass Driver + Electronic 4 Way Passive Crossover)
  • Frequency Range 18Hz-23000Hz
  • Sensitivity 103.3db SPL @ 1mW
  • Impedance: 15 Ohm @ 1kHz
  • THD <= 0.2% @ 1kHz
  • Triple Sound Bore Design
  • Continuously Adjustable Sound Signature by Re-allocation of Power between Dynamic Driver and Armature Drivers


  • Vocal
  • Guitar
  • Bass
  • Drum
  • Engineer
  • Audiophile

Complimentary ear impression provided for customers who visit our showroom. 

For customers who cannot visit our showroom, please mail your ear impressions to:
Null Audio
#04-07 Pioneer Junction,
03 Soon Lee Street,
Singapore 627606

Please send an email to to obtain ear impression instructions.

  • 46" Null Audio Ethos Cable (4 Braided and Detachable)
  • AAW Carrying Case 
  • Cleaning Brush & Cloth
  • Flight Adaptor
  • 6.3mm Adaptor
  • 60 Days Refit Guarantee
  • 2 Years Limited Warranty
The lead-time for this product is 7-8 weeks, from the date ear impression is received.