Side-by-side specification comparison for up to 4 drone components.
| Spec | DBR4 Dual Band Xross Gemini ExpressLRS Receiver RadioMaster | R84 V2 Receiver RadioMaster | + Add component |
|---|---|---|---|
| category | receiver | receiver | |
| manufacturer | RadioMaster | RadioMaster | |
| Antennas | 2 | 1 | |
| Antenna Type | wire | — | |
| Bluetooth | false | — | |
| Channels | 16 | 4 | |
| Firmware Target | RADIOMASTER_DBR4_RX | — | |
| Frequency | 2.4GHz + 900MHz | 2.4GHz | |
| Protocol | ExpressLRS | FrSky | |
| Weight | 150 g | 2 g | |
| WiFi Config | true | — |