RevoNext QT5 $25 .75mm
KZ iems uses .75mm connectors
tin audio t2 mmcx
BQEYZ KC2 . loud and easy to drive. May have hiss .78
BQEYZ kb100
KZ AS06 . loud and easy to drive. May have hiss .75
RevoNext QT2 loud and easy to drive. May have hiss .75
yinyoo v2 .78
RevoNext QT2S . loud and easy to drive. May have hiss .78
Fiio UTWS1