KZ ZST Circle Iron In-ear Mega Bass MP3 Dual Unit Earphone without Microphone1. The high pitched moving iron unit + the mid bass moving coil unit complements the sounding advantages of the moving iron unit and the moving coil unit, giving the music a richer detail. 2. The performance of the unit is strong, with a four layer voice coil to bring a stronger driving force, and the low frequency shock is powerful, making the overall listening feeling more appealing. 3. The treble moving iron unit has the high pitched performance

Equipped with 10mm exclusive gaming pure copper voice coil unit + PEEK+PU composite diaphragm moving coil speaker driver unit

Featuring a user-friendly design with rotating gears

Working size: about 10x6 inches

leather stitching

Widely compatible

40HQ: 696 cartons * 288 pcs = 200448 pcs

One Package Size 17cm * 11cm * 9cm / 6

Xiaoxin Air 14 2020

Built-in pickup

electrostatic adsorption

- FDD-LTE: B1/B3/B7/B8/B19/B20/B28A/B28B

Redmi K90 Max 5G