ReceiversActive listing
RadioMaster
RadioMaster DBR4 Dual-Band Xross Gemini ExpressLRS Receiver
Part number
Catalog only
Normalized against the v5 schema baseline.
Product specifications
Uart Cost
1
Requires 5v
Yes
Max Input Voltage
8.4
Min Input Voltage
4.5
Antenna Port Count
4
Is Builtin For Host
No
Protocols
elrs
Frequency Bands
2_4ghz, 868mhz, 915mhz
Compatibility & Build Notes
Build note 01
Use the specification table to verify mounting, voltage, connector, and pack assumptions before adding this part to a build.
Build note 02
Availability is live, but fitment should still be checked against the rest of your stack before checkout.
Build note 03
If the imported source copy is sparse, treat this page as a structured buying reference rather than a full install guide.