http://www.akg.com/products/powerslave,mynodeid,214,pid,911,id,911,_language,EN,_view,specs.html
K 701
Type Open-back, dynamic headphones
Efficiency 105 dB/V
Frequency range 10 Hz to 39.8 kHz
Rated impedance 62 ohms
Max. input power 200 mW
Cable bi-wiring, single-sided, 99.99% oxygen-free cable, 3 m (10 ft.)
Connector 1/4" hard gold plated
Net weight (without cable) 235 g (8.3 oz.)
Patent(s) Varimotion – multiple-thickness diaphragm for dynamic transducer (Patent no. AT 403.751, US 6.185.809) |