Zhiyin Z5000 por 31, sin cable. La rebaja es real, yo los compré al precio que marca actualmente:
https://es.aliexpress.com/store/product/New-Hotfi-ZhiYin-Z5000-Metal-In-Ear-Earphone-Fever-HIFI-Earphone-stereo-Bass-Earphone-Headset-Earplug/1922340_32821515017.html
https://es.aliexpress.com/store/product/New-Hotfi-ZhiYin-Z5000-Metal-In-Ear-Earphone-Fever-HIFI-Earphone-stereo-Bass-Earphone-Headset-Earplug/1922340_32821515017.html