Black box and PTT functions are integrated and supported on single device. After taking video/audio/photos in an offline environment, automatic upload is supported when online. You can also send and receive PTT and share video.

Section Minimum Requirements Go to Download pagemore
Android Application Android 5.1 or above
Some low-spec devices may not be supported.

Supports video / audio / photo recording in offline situations. When you go back online, they are automatically uploaded and stored in storage.

video recording

You can record videos in the required environment. MP4 format

Shoot video recording without preview

Support video recording automatically without preview screen.

Voice recording

Support voice recording. M4A/AAC format

Photo shoot

Support for taking pictures. You can do this during movie recording also.

Local file support

In addition to recording, you can upload existing files.

Record List

You can check the recorded files and the files being uploaded.

Auto upload

Automatic upload and automatic deletion are supported when online.


PTT setting, User settings such as camera settings and language settings are supported.

Supports H.265

H.265 format is supported when recording video. However, this is limited to cases where the terminal supports H.265.

AI-based noise reduction support

AI-based noise reduction module alleviates ambient noise and howling.

Integration with PTT

Black box function and PTT function are supported simultaneously on the same terminal.

ProPTT2 Service

We provide ProPTT2 App / Cloud service to individual users/organizations
/enterprise customers by using ProPTT2 applications.