מגבר אוזניות 4 ערוצים ALCTRON S304

* Input connector:
6.35mm
* Input impedance:
100kohm(unbalance)
* Max output level:
+13dB
* Output connector:
6.35mm
* Output impedance:
min 47ohm each channel
* Max gain:
10dB each channel
* Signal to noise ratio:
>98dB