It's small size makes it virtually disappear on the person wearing it. Together with clip for easy attaching to a tie, lapel, dress etc. • Net Weight 21.5g. SPL for 1% THD 130dB. • Sensitivity (at 1KHz) -60¡¾3 dB (1mV) 0dB=1V/¥ìbar • Impedance 2.2k¥Ø.
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