








No sound?
Please check whether the audio cable is plugged in and replace it with another audio cable.
Please check that your device is in silent mode.
The voice is too small or the quality is poor?
You can’t use it as a audio amplifier, it can’t be able to amplify your original source volume and change your audio quality.
Can I use with a headset that has a microphone, receiving signal from my phone and my computer?
You could use it to hear the audio coming from either your computer or your phone. The Product is only suitable for TRS connection, NOT support TRS microphone connection.










No sound?
Please check whether the audio cable is plugged in and replace it with another audio cable.
Please check that your device is in silent mode.
The voice is too small or the quality is poor?
You can’t use it as a audio amplifier, it can’t be able to amplify your original source volume and change your audio quality.
Can I use with a headset that has a microphone, receiving signal from my phone and my computer?
You could use it to hear the audio coming from either your computer or your phone. The Product is only suitable for TRS connection, NOT support TRS microphone connection.










































































