Basic functional interconnection? 1.2 m (4 ft) cable with 3.5

 mm (0.14 in) right angle gold plated stereo plug at the end. Certificate and recognized area certification European CE technical specifications electrical specifications impedance 150 ohm audio frequency response 50 Hz to 5 kHz (- 10 dB) power amplifier capacity 60 MW sensitivity (1 kHz) 107 dB SPL / earpiece (1 MW per handset) mechanical index weight 33 g (0.07 lb) color black ordering information LBB 3441 / 10 chin earphones submental earphones with 1.2 m (4 ft) cable with 3.5 mm (0.14 in) right angle gold plated stereo plug at the end. Order No. lbb3441 / 10 hardware accessories LBB 3441 / 50 earplugs for LBB 3441 headphones (500 pairs) replaceable earplugs for LBB 3441 (500 pairs). Order No. lbb3441 / 50

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