The power supply adapter EMA-1 or a respective power supply is required for operation.
HSE-100: with stripped cable ends
HSE-110: with 3-pole mini XLR inline jack, matches EMA-1 or pocket transmitters TXS-...HSE
HSE-120: with 3.5mm plug
Technical datasheet
electret
20-20,000Hz
3kΩ
7mV/Pa/1kHz
120dB
1.3-20V
0-40 °C
75g
3.5mm plug