Audio-Technica ATH-E40 Professional In-Ear Monitor Headphones - IEM - Type: Dynamic - Frequency Response: 20-20000Hz - Sensitivity: 107 dB/mW - Impedance: 12 ohms - Cable: Detachable 1.6m with A2DC connectors - Connector: 3.5 mm (1/8") gold-plated stereo mini-plug, L-shaped - Accessories Included: Carrying case, silicone eartips (XS/S/M/L), 6.3 mm (1/4") adapter - 2 Years Limited Warranty - Open Box

Manufacturer Warranty: 2 Years Limited Warranty

Manufacturer Contact Info: http://audio-technica.com.au/, (02)9519-0900