- Local symmetrical audio 0 dB input for one or group of zones
- Phantom power
- 32-bit DSP audio processor
- Compactible with 2LG2 card
2LGA card (used as the extension to 2LG2 card) allows a local audio source to be connected for each 2LG2 card and increases the number of supported audio signals for a single KG-ETH/KG-ETH-MAR controller from 4 to a maximum of 64.