The Tonewinner ETM-2 measuring microphone is designed to allow you, in association with certain Tonewinner home theater equipment, to automatically correct the acoustics of your system. It is connected to the AT-2300, AT-2000, AT-300 and AD-7300HD models and applies, according to the reproduction of your speakers, an optimal equalization for a perfect immersion and sound coherence.

How to use the microphone :

1. Adjust the volume level of the amplifier to about 70%.
2. Connect the microphone to the amplifier via the connector provided.
3. Place the microphone in the most appropriate listening position.
4. Keep the room quiet and avoid any movement during the measurement process. This may take 1 to 3 minutes depending on the number of speakers.
5. From the interface of your device, go to the following menu: Menu → Acoustic Test → Auto Room Test.
6. When the measurement process ends, press the "Apply" button to save the configuration.
7. You can now disconnect your microphone.