Two-way audio, one small device
Make the connection.
Talk to the handheld and hear its microphones live. This lab uses encrypted WebRTC through your laptop’s Tailscale endpoint.
Handheld
Waiting for device
Microphone arriving at the server
— dBFS0 audio frames
On the handheld, open Test → Call and tap Connect.
This laptop
Microphone off
↔
Audio sent from this browser
— dBFS0 audio frames
Use headphones on the laptop during duplex tests. The device’s echo cancellation and speaker level affect how much of its own playback returns through the microphones.