Yaviten RC832 32Ch 600mw 3.5km Wireless Antenna 5.8G AV Receiver Power Off Memory for FPV DIY RC Drone Car Multicopter 32 channels: Cover A, B, E bands and F band (Airwave band), 4 bands and all frequencies compatible Two switching buttons: CH button for frequencies channels switching, FR button for frequencies bands switching Two digits display: one for CH and the other for FR, real-time positioning which frequency band and which channel received Power off memory: Replay the very last frequency band and channel Independent video and audio signal outputs