Note: This is not a typical true wireless earphone with bass boosted sound. The sound signature is balanced, neutral and flat.
True Wireless In-Ear Earphones from Hifiman which makes acclaimed planar magnetic headphones
TWS Internal Structure
Hi-tech Magnet providing outstanding performance and sound quality
Advanced Alloy Voice Coil for unmatched clarity and full range sonics
Toplogy Diapgrahm
Detailed and natural high frequency reproduction
Bluetooth Version 5.0
Frequency Response 20Hz - 20kHz
Weight of one earphone 5.9g
Play time 5.5+33 Hours
Charging time (earphones) 1 Hour
Charging time (charging box) 1.5 Hours
Standby time 110 Hours
Transmission Width Up to 150m, depending upon environment
these measure and sound like garbage.
i like neutral sound signatures (i very much enjoy "neutral" or "neutral with bass boost" iems like ier m9, er2/er4se) but these just sound absolutely horrible when i tried them.