Audio Call SDK
Add reliable, high-quality, real-time audio call into your application with Pano SDK


  • Clear audio

    48kHz sampling rate, full band, crystal-clear voice.

  • Echo cancellation

    Industry-leading 3A algorithm, high quality audio experience in single talk and double talk cases.

  • Rate adaptive algorithm

    Adaptive congestion control algorithm, variable bitrate, the lowest bitrate is only 8kbps.

  • Smooth sound experience

    With the help of Pano Backbone, end-to-end delay will be down to 68ms. Users can still have good audio call experience when packet loss is up to 70%.

  • Privatization deployment

    Support deploy in private cloud and hybrid cloud when users have strict secure requirement or restricted network environment.


Support iOS、Android、macOS、Windows、Web、WeChat、H5、Linux、Flutter、Electron、React Native、Unity

  • Real-time audio

    Support one-to-one, many-to-many real-time audio calls

  • High concurrency

    Support up to 10000 people online at the same time in one channel

  • Sound reverberation

    Support variety of sound reverb

  • Sound beautification

    By changing the sound frequency, the effect of beautifying the sound and changing the tone color is realized

  • Sound effects

    Support sending local background sound and special effect sound to remote users

  • Ear-return monitor

    Real-time monitoring of your own sound effects, adjustable ear-return volume, and ear-return delay as low as 20ms

  • Surround sound

    Support full-link dual-channel, realize 360° surround sound effect, sound with sense of orientation and distance

  • External capture and playback

    The external collection interface is open to support users to process the original audio data

  • External data processing

    Support external multi-media data processing, users can easily integrate

  • Voice changing

    Adjust the user's voice in a specific direction to achieve a voice change effect, such as uncle, young lady, loli, valley sound, horror sound, sleepy beast sound, etc

  • Cloud Audio Recording

    audio files can be played back and recorded on demand to meet the requirements of quality inspection and supervision


Get 10,000 minutes free every month

Start for free, upgrade anytime

Get started