DPA d:fine Earset Omni Black Lemo, conenser earset microphone with omni-directional capsule, frequencyrange 20 - 20.000 Hz ± 2 dB, Dynamic Range 97 dB, 144 dB SPL max, Total Harmonic Distortion (THD):<1 % up to 123 dB SPL peak, removeable cable, total weight 8,5g, length of cable 1,3m, 3 pin Lemo plug for Sennheiser Wireless-Systems, colour black