Boscam Wireless AV Mini Transmitter TX TS5823 Receiver RC832 FPV 32Ch 5.8G 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 chennel received; power off memory: Replay the very last frequency band and channel Independent video and audio signal outputs