Note: postage is $10
http://www.sony.com.au/product/xba-4
specs
General
Type Closed, Quad Balanced Armature
Driver Unit Quad Balanced Armature
Sensitivity 108dB (150mV)
Power Handling Capacity 100mW
Impedance 8ohms at 1kHz
Frequency Response 3-28,000Hz
Cord OFC litz cord neck-chain
Cord Length 1.2m
Plug Gold-plated L-shaped stereo mini plug
Weight (Without Cord) Approx. 8g
Supplied Accessories Hybrid silicone rubber earbuds* (SSx2, Sx2, Mx2, Lx2), Noise isolation earbuds** (Sx2, Mx2, Lx2), Cord Adjuster (winds cord up to 50cm) x 1, Carrying Case x 1, Operating Instructions x 1
* Hybrid silicone rubber earbuds (SS (Red) x 2, S (Orange) x 2, M (Green - attached to the unit) x 2, L (Light Blue) x 2)
** Noise isolation earbuds (S (Orange) x 2, M (Green) x 2, L (Light Blue) x 2)
this was offered to me in place of the out of stock xba3-ip and i accepted without looking it up. glad i did ^^