The Solidtronic ST-RoIP3 Standalone Radio over IP Gateway is designed to interconnect mobile phone and 2-way radio users, or bridge 2-way radio systems across channels or sites.
 
The Solidtronic ST-RoIP3-RealPTT is equipped with the 3rd generation Super Dynamic Intelligent Digital Audio Tracking System(iDats III) PTT Control Technology, the Android 4.0.3 OS with 3rd party communication app RealPTT and powered by an ARM CPU, brings you the fast and stable push-to-talk communication between any device, anytime and anywhere over the world!
 
The key features of ST-RoIP3-RealPTT are:

• Build-in ARM CPU standalone Radio-over-IP Network Gateway
• Install in a second, no IT expert technique is required
• Very easy operation
• Very fast and stable PTT exchange performance by Super Dynamic iDats III PTT Control Technology
• Embedded Android 4.0.3 OS
• Pre-installed RealPTT app
• Support different brands and different type radios