Basic function interconnection components • 1.5 m (5 ft) cable, End with a 3.5 mm (0.14 inch) sound body plug certificate and approval certification European CE technical specification index electrical impedance each receiver 720 ohms kHz audio frequency response 250 Hz to 13 (10 dB) amplifier capacity of 200 mW (1 kHz) of 97 dB SPL/receiver sensitivity (when each system 0 dBV) 96 dB SPL/receiver (each receiver 1 mW) mechanical index weight 110 grams (0.24 pounds) Color dark grey ordering information LBB 3015/04 high-quality moving-coil headphones high quality dynamic headphones. LBB 9095/50 earplugs of hardware accessory LBB3015/04 are ordered for LBB3015 LBB 9095 earphones (25 pairs) LBB3015 LBB 9095 earphones (25 pairs). Order number LBB9095/50