Dunu DK2001 (3BA+1DD) Headphone

Features:

3BA + 1DD (with Dual-Sided PVD Beryllium Coating)
High-purity silver-plated OCC copper cable with exclusive patented quick-switch modular plug cable system
The MMCX detachable plug and socket design on the cable offers endless choice of replacement and upgrade. 

Price: $299.9