The Astell&Kern AKR01 In-Ear Monitors are developed in collaboration with Final Audio Design and specifically tuned for the Astell&Kern AK100 & AK120 Mastering Quality Sound Portable System. The AKR01 is based on Final Audio Design's Heaven IV In-Ear Monitors. Enjoy a balanced & natural sound that reduces unwanted sibilant high-frequency sounds from the BAM (Balancing Air...
“ After around 50 hours burn-in: - Muddy, fat yet shallow bass, recessed mids, non-existent highs. if the mids aren't this recessed it is actually quite smooth, and there/s no sibliance problem cos there's no highs. one should not underestimate the power of burn-in but if burn-in can turn this into something half-decent i'd be really pleasantly surprised. i'll do another review after maybe a...” --productred