BQEYZ KB1 has 3 units per side which inclue 2 dynamic drivers and 1 balanced armature. Good vocals both male and female.
Earphone shell is completely made out of CNC machined Aluminum, very light weight. The surface is smooth and no sharp edges are there. Great for exercise, sports, running, and you can also replace a 0.78mm 2PIN bluetooth cable.
Driver unit: 10mm single dynamic + 6mm single dynamic + 1 Balanced Armature,
Frequency response: 7-40KHZ,
Sensitivity: 105 dB / mW,
Cable Length: 1.2m
Connector: 2pin 0.78mm,
BQEYZ K1 earphone x 1
Earphone cable x 1
Manual x 1
Silicone Ear tips(S/M/L) x 3 Pairs