- August/09/2019: ML&S has published installation video showing how easy to install PTRX-7300.
- August/05/2019: ML&S has introduced PTRX-7300 on youtube channel.
- July/27/2019: Installation video has been uploaded by HamRadio.World youtube channel.
- July/7/2019: PTRX-7300 user published a video on Youtube.
- May/23/2019 : We have started shipping first batch. We ship parcels according to payment order. We inform you and provide tracking number once your parcel is shipped. Please be patient. Thank you for your understanding.
Samples from first batch