1. T12D, with 12 fully-proportional channels, Excellent Anti-interference Capability,SupportsELRS, TBS , and other mainstream long-range modules to realize most of the aircraft parameters such as protocol, baud rate, WIFI mode, etc. can be adjusted by the T12D. 4000 Meters Control Distance,Mainstream ,Multiple Languages,Real-time Built-In Telemetry of Model Battery Voltage,Humanized and Easy to Operat. 2. Multiple Power Supply Modes,8 pieces of AA batteries, a 2S-4S LiPo or 18650 Lithium battery, or powered by a computer or mobile power bank connected via Type-C cable. 3. Support helicopters, fixed-, gliders, multi-, racing drones, football drones, engineering vehicles,racing boats, robots, lawnmowers, bait boats, mechas, and other models on the market. 4. T12D, the 12 fully proportional channels with full models and full functions transmitters,1M bytes RAM Memory, 208MHz Basic Frequency Memory, 2.8 inches, 320*240 pixels 16 colorful screens. three 3-position switches, one 2-position switch, 2 pieces of dials, 2 pieces of sliders,and ergonomically designed making the T12D fit a wide range of pilot needs. 5. Channels: 12 fully proportional channels, 5-12 channels can be programmed. Output Frequency: 2.4GHz ISM band(2400MHz-2483.5MHz). Spread Spectrum: FHSS 67 channels -random frequency hopping/CRSF. Operating Systems: freeRTOS+LVGL GUI. Long-range Module: it fully supports ELRS, TBS , and other mainstream long-range modules. T12D: Menu Customized: Setting Menu, font, desktop, system theme, etc., can be customized Response Latency: 3ms, 4ms, 14ms can be Channel Resolution: 4096 with regular jitter of 0.5us Modulation Mode: GFSK Channel Band Width: 400KHz Channel Pacing: 1200KHz Transmitter Power: Less than 100mW(20dBM) Adjacent Channel Rejection: 36dBM Transmission Rate: 38kbps Reception Sensitivity: -104dBM PWM Output Range: 1.0ms-2.0ms Cycle: 15ms/per frame Operating Voltage: 7.4-18.0V(8pcs AA battery, a 2S-4S LiPo or 18650 Lithium battery) Type-C Port Input Voltage: 5 V(T12D also can powered by computer or mobile power bank via Type-C cable) Type-C Port Input Current: 500mA Type-C Port Output Voltage: 4.6V-5.0V Type-C Port Output Current: Maximum 1A Operating Current: 100mA(10mA)@8.4VDC Control Distance: FHSS: 4000 meters in the air(Maximum range is tested in an unobstructed area free of interference) CRSF: Depends on the RX and TX of the long-range module Due to different batches, there may be differences in product appearance, color, and printed text, which will not affect the use. Type:L Colour:White Material:Plastic Package Contents: 1 * For RadioLink T12D 12CH RC Transmitter+R12F Receiver 2.4GHz Remote Controller kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.