Features:

- 2 x 2 identical sections with two balanced inputs and one balanced output each (4 x 2 in 1)
- Front operated switch for 2 x 2 in 1 or 4 in 1 operation
- Rear inputs electronically balanced via XLR
- XLR sockets with gold plated contacts
- Optimized for line-level signals, impedance 20 kOhms
- Differencial input circuits specialized for highest common mode rejection ratio (CMRR)
- Internal filters to reduce the bandwidth to a safe and useful range from 5 Hz … 70 kHz (-1 dB)
- Front accessible multiturn trimpots for level adjustment with a range from -12 … +12 dB
- Balancing of the output signals with optimized circuits for highest resistance
- Output impedance 30 Ohms according to IRT rules
- XLR type output sockets with gold plated contacts