The Tandem X20S is a pioneering dual-band radio transmitter, it drew on feedback and experience with previous radios and adds many new features such as color touch screen, an ergonomic design, an easy-to-use interface and advanced RF technology.
The FrSky TANDEM X20S is a dual-band radio transmitter featuring a color touch screen and the Ethos operating system. It supports multiple working modes including 2.4G ACCST D16, 2.4G ACCESS, 900M ACCESS, and TD modes for simultaneous dual-band remote control with telemetry. This manual is written in Chinese.
| Dimension | 212*200*95 mm (L*W*H) |
|---|---|
| Weight | 809g (without battery) |
| Operating system | ETHOS |
| Number of Channels | Up to 24 channels |
| Operating Voltage Range | 6.5 ~ 8.4V (2S Li-battery) |
| Operating Temperature | -10℃~60℃ (14℉~140℉) |
| USB Adaptor Voltage | 5V+0.2V |
| USB Adaptor Current | >2.0A |
| Backlit touchable LCD resolution | 800*480 |
The operating voltage range is 6.5 ~ 8.4V using a 2S Li-battery.
The system supports up to 24 channels.
There are three failsafe modes: No Pulse, Hold, and Custom.
The TD system enables end-to-end 4ms latency.