LZ A4 PRO is a hybrid 4 driver units earphone with a mixed dual adjustable tone design. The mid-frequency is handed by two Knowles BA, high frequency is handled by one Knowles BA. The low frequency is handled by a dual cavity CNT diaphragm dynamic driver.
LZ A4 PRO has four tuner filters in red, black, gold, and blue, and it also contains three replaceable cavity tuning holes in red, black, and blue. The mixed dual adjustable tone design brings rich playability for the tuning options.
The frequency response of the A4 PRO four-color filters(red, black, gold and blue curves correspond to the filters of the corresponding color), the default black cavity tuning hole.
The frequency response of the A4 PRO three-color cavity tuning hole (red, black, and blue curves correspond to the cavity tuning hole of the corresponding color), the default black filter.
LZ A4 PRO is equipped with 8 strands graphene copper-silver alloy cable.