> For the complete documentation index, see [llms.txt](https://teravolt.gitbook.io/teravolt/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://teravolt.gitbook.io/teravolt/radio/aeroelrs-2.4/specifications.md).

# Specifications

| Parameter              | Value                                               |
| ---------------------- | --------------------------------------------------- |
| Protocol               | ExpressLRS 4.0 and above                            |
| RF Chipset             | SX1281IMLTRT (2.4 GHz LoRa)                         |
| Frequency Range        | 2400 – 2480 MHz                                     |
| Antenna Connector      | IPEX/U.FL                                           |
| LED Indicator          | Onboard RGB LED                                     |
| Dimensions             | 12mm x 20mm                                         |
| Weight                 | < 4 grams                                           |
| Update Rates Supported | 25Hz to 500Hz (radio dependent)                     |
| Power Supply           | 5V regulated (via UART/Battery)                     |
| Operating Modes        | Normal / WiFi Update (Yet to be implemented) / Bind |