* Get results in 60 seconds.
* No external hardware required.
* Two measurement screens
* Should work even if a small amount of background noise is present.
The measurements will be relative to the phones internal clock.
Improved watch bph selection
9Apps 4.9
![국세청 홈택스 [손택스] on 9Apps](https://go.getnew.app/sg/res/jpg/f7/df/69cc2f90120ec331db2630e0f5b6-6dh.jpg?x-oss-process=style/jmq200)
