-
Overview
-
Q&A
-
Support
Overview
Q&A
Support
Overview
XR4 Dual-Band Gemini Xrossband ELRS Receiver from RadioMaster - HP0157-XR4
Introducing the XR4 XrossBand receiver – The ultimate in compact dual-band performance
The XR4 receiver is an innovative true diversity dual-band receiver that features dual LR1121 RF transceivers, built to utilize the advanced ExpressLRS Gemini Xrossband protocol (Gem-X). It effortlessly supports both the 2.4GHz and Sub-G 900MHz bands, while its dual T-type antennas enhance reception sensitivity and connection stability for optimal performance.
Equipped with two independent RF circuits, the XR4 offers flexible operation modes, allowing you to toggle between Gemini single-frequency or Xrossband dual-band settings, customized to your specific requirements. The built-in Wi-Fi module streamlines firmware updates and configuration through a user-friendly WebUI accessible on your PC or mobile device.
With ultra-low latency and a high refresh rate, the XR4 delivers a stable, rock-solid RF link, even in challenging long-range scenarios. Its compact and lightweight design is ideal for drones and fixed-wing models, ensuring reliable connectivity in critical situations where every signal counts. The XR4 guarantees the most secure and robust RF link available, offering unparalleled reliability in the toughest conditions.
 |
 |
 |
 |
 |
 |
 |
 |
Features:
- True diversity and dual-band
- Unmatched reliability with ExpressLRS Gemini Xrossband
- Compatible with ExpressLRS 2.4GHz, Sub-G 900MHz, Gemini, and Gemini Xrossband (Gem-X)
- ESP32D4 high-performance MCU
- Twin Semtech LR1121 transceiver
- Secondary UART port for advanced functionality
- Castled pads for easy soldering
Includes:
- RadioMaster XR4 Dual-Band Gemini Xrossband ELRS Receiver
- 2x dual-band T-antenna
- CRSF wire
- 3x heat shrink tube
- User manual
Requires:
- ELRS compatible transmitter
Product Specifications:
Number of Channels |
16 |
Modulation / Protocol |
ELRS / Gem-X |
Band |
2.4GHz / 900MHz |
Range |
Full |
Telemetry |
Yes |
Integrated Gyro |
No |
Voltage Range |
4.5-8.4V |
Antenna |
Dual-band T-antenna x2 |
Dimensions (L x W x H) |
22 x 18 x 4mm |
Weight |
1.7g (without antenna) |
Q&A
Product questions & answers
NOTE: Questions submitted on this page are answered by customers who have previously purchased this item. If you have a support related question that requires immediate assistance, please visit our Help Center
Support
Product support
Product Manuals:
If you need any additional assistance, please visit the Motion RC Help Center
Customer Reviews
-
Overview
-
Q&A
-
Support
- Regular price
- $4469
- Sale price
- $4469
- Regular price
- $
- (Save $-44.69)
- Unit price
- per
