LG7200 - http://www.mobileburn.com/news.jsp?Id=1243&so urce=SIDEBARHOME
6230I - https://www.phonescoop.com/phones/phone.php?p =698.
The way i see it i would rather just make a M2M call rather than doing the whole walkie talkie half duplex thing.
That's all we need in retail, more people coming in and asking "y'all got dem blop blops??!? ...
Oh well if it can make me more money and give me a bigger true-up, I'll sell anything.