RadioMaster Bandit Micro 900MHz ELRS Module User Manual

Product Overview

Featuring maximum 200Hz packet rates and an innovative convection cooling system, the Bandit Micro 900MHz ELRS Module represents the cutting edge in ELRS technology. Attach the module to a compatible radio (TX16S MKII, Boxer, TX12 MKII and more) to enjoy all that ELRS has to offer. The included T-shape antenna is designed for general purpose flying. An optional MOXON antenna is available separately for directional applications. *Note: The Bandit Micro 900MHz ELRS Module fits JR style micro module bays. For Nano connectors, please consider the Bandit and the Bandit Nano modules.

Module Diagram and Dimensions

Top View: The Bandit Micro has UART solder pads on the PCB and may be used as a receiver. Key components visible include: LED (indicator), Heat Sink (cooling), SOLDER PADS (internal PCB), OLED (display), and M2 (4x screws). It features a USBC XT30 connector supporting 6-16.8V.

Back View: This view shows the Standard Size JR Bay connector with pins labeled NC, NC, 5V-12V, GND, CRSF. The dimension is 49.6mm.

Side View: This view shows the RP-SMA connector and the NAV KEY (5 direction). The dimension is 34.1mm.

Weight: 78 GRAMS (with antenna).

Features

Packet rates up to 200Hz
Optimized circuitry for ultra-low power consumption
Built-in TCXO oscillator for stable frequency
Low noise, high comfort
High contrast OLED display
Innovative convection cooling design for low-noise operation and efficient cooling
Wifi and Bluetooth support
Built-in ExpressLRS backpack
5 Directional nav key for easy navigation
Includes 915/868MHz T-Antenna
Supports TX16S MKII, Boxer, and TX12 MKII radios

Specifications

Regulatory Domain:	FCC915
MCU:	ESP32 (main) ESP8285 (aux, as ESP backpack)
RF Chip:	SEMTECH SX1276
Refresh Rate:	25Hz / 200Hz
Micro Standard JR Bay:	Yes
Built-in OLED Screen:	Yes
XT30 Power Supply Voltage:	DC 6V - 16.8V
Weight:	78g (with antenna)
Dimension:	64.149.634.1mm (without antenna)
Interface:	Standard 5-pin Micro interface
Firmware (pre-installed):	ExpressLRS v3.0

Includes

1x Bandit Micro Module
1x 900MHz T-Antenna
1x Manual

Default Firmware

RadioMaster Bandit Micro 900MHz TX

Acknowledgements

RadioMaster wishes to thank the ExpressLRS team for their support and testing during the development of the Bandit series. To learn more and support the ExpressLRS project, visit: https://www.expresslrs.org.

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