{ "availablePresets": ["custom", "flat", "voice"], "currentEqualization": { "high": { "gain": 0 }, "low": { "gain": 0 } }, "customEqualization": { "high": { "gain": 0 }, "low": { "gain": 0 } }, "enabled": true, "gainRange": { "max": 6, "min": -6, "stepPrecision": 1 }, "preset": "flat" }