Stas: thank you for your reply. I will follow your guidance then get back to you soonest.

Vince A.

Hey-o. My first visit to this forum. I'm grateful for any advice/insight any experienced user or trouble-shooter can lend. The title of the post lists the equipment I am working with. Here's my challenge: when I program the app on my iPhone 7 then connect the lanyard to the tube port, the green ligh...