Standard music headphone with foldable earcups. Suited for airlines, trains, busses, hospitals, cinemas etc. Bulk packed, min. order 100 pcs. Technical details: Mufa: jack de 3,5 mm Casti: pivotante, reglabile la 90 °. Lungimea cablului: 2,5M ± 10% Difuzor: 30 mm Impedan?a: 32 ohmi Interval de frecven?a: 20-20.000 Hz Putere nominala: 40mW Max. Putere: 100 mW Sensibilitate: 100 ± 3dB / mW la 1 KHz Rata de distorsiune: <1%