The Audio Technica ATH-E70 Headphones have the following features and specifications:
Three balanced armature drivers provide accurate and extended response across the entire frequency range
Flexible memory cable loops over ears for a custom fit and long-wearing comfort
Specially designed housings provide maximum isolation, allowing you to focus on the music
Detachable 1.6 m (5.2?) cable, with newly developed A2DC (Audio Designed Detachable Coaxial) connectors at the headphones, offers exceptional durability and optimized audio performance (also available separately as the EP-CP)
Type: Balanced Armature
Frequency Response: 20 � 19,000 Hz
Sensitivity: 109 dB/mW
Impedance: 39 ohms
Weight: 9 g (0.3 oz), without cable
Cable: Detachable 1.6 m (5.2?) with A2DC connectors
Connector: 3.5 mm (1/8?) gold-plated stereo mini-plug, L-shaped