- PK-FSM 2.4Ghz FASST Module - RF module for transmitter with spread range system - connection method: one-way procedure system - Mode: PPM, HRS (Auto-detect) - Maximum running range: 80m (maximum condition) - For security: F/S, B-F/S, ID (about 4 billions means of set dentifications) - Transmission arena: 1/2 mono pole