Audio/IEMs
“Solid budget IEM under $50 with premium metal build and V-shaped sound signature. The T4 delivers deep soundstage, authoritative bass, and smooth mids for the price, though treble can get sibilant at higher volumes and comfort may suffer for some users due to larger housings.”
All-metal barrel construction feels extremely sturdy and built to last
audiophileon.com"These earphones feel extremely well put together and sturdy"
Deep Z-axis soundstage with wide lateral spread matches higher-end IEMs
headfonics.com"The T4 does one better. The Z-axis is deeper again"
Bass is authoritative, fast, and textured with ample sub-bass rumble
primeaudio.org"It’s a bass that delivers with authority mixed with nimbleness"
Smooth bass-to-mids transition rivals more expensive IEMs
headfonics.com"Both basically blend straight into mids about as smoothly as I’ve heard"
Includes seven pairs of quality tips plus foam options in a matching case
audiofool.reviews"well crafted with the cable and 7 sets of tips rounding out"
Removable MMCX cable allows flexible wearing styles and upgrade path
audiophileon.com"protrusion for the MMCX adapters that will allow you to wear these earphones with the cables down or over the ear"
Plastic blue/red rings on MMCX connectors clash with premium metal shell
head-fi.org"the plastic blue/red ring that indicates left /right on the mmcx plug should be considered to swap it with an electroplating finishing one"
Treble sibilance and thinness emerge at higher volumes
primeaudio.org"results in a slight sizzle and thinness that starts to get harsh as you turn the volume up"
Mid-bass hump clouds lower midrange clarity
medium.com/bedrock-reviews"there is too much mid-bass, particularly between 100–200 Hz, which clouds the lower midrange"
Cable is moderately microphonic despite chin-adjustment choker
medium.com/bedrock-reviews"The cable is moderately microphonic even with the use of the chin-adjustment choker"