Technical details :
3 earpieces : S, M, L
Frequency: 7-25000 Hz
Sensitivity: 108 dB
Impedance: 16 Ohm
Maximum imputed power : 30 mW
Speakers: 8.6 mm
Case : aluminium
Cable : nylon coated for longer durability
Precise sound thanks to vibration-free metal housing
Semi-open system for powerful bass and detailed sound