SSL Pure Drive Quad

4-Channel Microphone Preamplifier
AD converter (up to 192 kHz / 32-bit) and 12x12 USB audio interface (44.1 / 48 kHz - 4x analogue + 8 ADAT input channels, 4 AES + 8 ADAT output channels)
SuperAnalogue PureDrive microphone preamp technology from the ORIGIN console
Stepped gain control with up to +65 dB gain
31-Stage trim control with precise 1 dB steps
3 Modes for each preamp - Clean, Classic-Drive and Asymmetric-Drive
Mic/Line input switching
4 Input impedance options for mic preamps
+48V phantom power
Polarity switching and tunable high-pass filter
Cascadable via link connection (ADAT)
Format: 19" / 2U
Connections:

4x Combo mic / line input: XLR / 6.3 mm jack
4x Insert return / line input: Sub D-25
4x Hi-Z / DI instrument input unbalanced
4x Line output / insert send: XLR
AES/EBU input and output: XLR
ADAT input and output
Word Clock input and output: BNC
USB