1. This is a Condenser Microphone only work with the device that could provide enough power for it.
When connected with desktop computer, the Condenser Microphone could be used alone.
When connected with laptop computer, please connect the laptop to electrical outlet, or use a 48V phantom power to get enough power if the sound is not clear and high enough.
2. If your device could not provide enough power ( When used with Amplifier or Mixer,etc. ), the sound volume recorded might be low, and please use an extra 48V phantom power adapter to connect it. ( Phantom power adapter is not included )
3. Can not be used with mobile phone and tablet computer.