A4Tech A4-L-600-2 headphone

40 mm, 3.5 mm, 20 Hz-20 kHz, 32 Ohm, 102 dB, 2 m <b>Features</b>
-Foldable design for portability and easy storage
-Light-weight and adjustable headband for an optimum fit and long-term comfort
-Inline volume control with MIC mute - Control volume and mute microphone from a distance
-Omni-directional microphone built-in - Picks up sound from any direction with remarkable clarity
-40 mm high performance driver unit - Superior NDFeB magnet driver unit for stunning clarity and a bass impact you can feel