The Futaba 12K has T-FHSS AIR system which is 2.4GHz telemetry system. It is a high-performance radio that it has not only Airplane and Helicopter mode but also Multicopter.
The 12K has a text-to-speech function from audio output connector. So you can make sure of telemetry data safely without take your eyes off from your flying body.
Specifications:
Transmitter
Type:2-stick,T-FHSS Air -2.4 G systems
Channel:12 channels
System: T-FHSS Air
Transmitter Frequency:2.4GHz band
Power Supply:6.0V Dry battery
Mode:1
Receiver:R3001SB
Size: 21.1 x 41.8 x 5.3 (mm)
Weight: 4.2g
Frequency: 2.4GHZ T-FHSS
Power: 4.8-7.4V
Included:
Transmitter T12K
Receiver R3001SB
Switch harness
Instruction Manual In Japanes