Type: Active 48V with switching supply

Input impedance: Unbalanced 220 KOhms

Output impedance: Balanced 600-Ohms

Linear performance: 20Hz to 20kHz from （+/- 0.12dB）

Phase distortion:1°@ 100Hz; 11°@ 20Hz

Maximum input voltage: 3.12VRMS（9V/peak）