CCAW Voice Coil Driver Copper-clad Alumininium Wire is a composite conductor with aluminium core and copper cladding, giving benefits of both materials. Lighter than pure copper wires. Higher conductivity and tensile strength than pure aluminium wires. OFC cord Alluminum alloy armband. Common Air Dynamic Headphones features .. Aluminium Honeycomb Earcup Full open-air honeycomb earcup gives a natural and pressureless listening pleasure. Patented headrest design, a 3D wing support for wearing comfort. DADS Double Air Dampening System for deep bass extension and reproduction.

Taiwan Made. High manufacturing standard Contents .. Audio-Technica ath-AD500 with 3m cord, gold plated stereomini plug Stereomini to stereo plug adapter Supplied by Authorized Resellers in Japan. Manufacturer's Japan Warranty 1 year labor/parts from the day you receive. We can help you liaise with the Japan repair centre. You will pay for postage to/from our Japan office.   Type Open, Dynamic Driver Size 53mm CCAW Frequency Response 10~30,000 Hz Sensitivity 99dB/mW Impedance 66ohm Output 500mW Cord Length, Shape 3m OFC, Left Weight 260g Weight in Retail box 700g Standard Earpad HP-AD500 Compatible Earpad HP-AD900, AD1000, AD2000