Frsky TW SR12FrSky TW SR12 Receiver Dual Band Resilience with Advanced Stabilization and 12 Configurable Channels Overview The FrSky TW SR12 is the ultimate receiver for RC enthusiasts who prioritize resilience, long range performance , and customizable stabilization . Part of the TWIN series , it leverages the TW active active protocol , simultaneously running on dual 2. 4GHz frequency bands . Unlike traditional active standby redundancy systems, both bands are