Free Express Shipping! Astell & Kern AK ZERO2 Advanced Quad-Brid In-Ear Monitors Hybrid Harmonized Driver Structure, Micro Rectangular Planar Dynamic Driver, 2 Dual Custom Balanced Armature Drivers, 10mm Dynamic Driver, 3D Printed Acoustic Chamber,...
Free Express Shipping! Astell & Kern AK ZERO2 Advanced Quad-Brid In-Ear Monitors Hybrid Harmonized Driver Structure, Micro Rectangular Planar Dynamic Driver, 2 Dual Custom Balanced Armature Drivers, 10mm Dynamic Driver, 3D Printed Acoustic Chamber,...