Pre-Order / Releasing November 19, 2025
Spektrum - Item No. SPM5035
4.6 out of 5 Customer Rating

DX Pro+ 12-Channel DSMR+ Transmitter with SR2100 Receiver

$449.99
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COMPLETE YOUR PRODUCT

If you're a racer, basher or boater who's looking for a radio with a "custom" feel and next-generation capabilities, look no further than the Spektrum™ DX Pro+ 12-Channel DSMR+® transmitter. It offers a staggering list of advanced features that includes the virtually unlimited possibilities 12-channel control offers.
  • (1) Spektrum™ DX Pro+ DSMR+® 12-Channel Transmitter
  • (1) Spektrum SR2100 DSMR 3-Channel Receiver
  • (1) Product Manual
  • (4) AA Transmitter Batteries

Spektrum DX Pro+ DSMR Transmitter Overview

If you're a racer, basher or boater who's looking for a radio with a "custom" feel and next-generation capabilities, look no further than the Spektrum™ DX Pro+ 12-Channel DSMR+® transmitter. It offers a staggering list of advanced features that includes the virtually unlimited possibilities 12-channel control offers. Built around frequency agile, DSMR+® 2.4GHz technology, you can use the DX Pro+ in any type of surface application, including boats. Its range and response, particularly in noisy 2.4GHz environments, are superb.

The DX Pro+ is designed and engineered to perform in every single surface segment imaginable, not just in RC racing. It includes a host of ergonomic options to make the transmitter custom fit you. Additionally, the DX Pro+ includes the latest advancements in Spektrum technologies such as Dual Protocol compatibility, DSMR+ and 12-channel control for the enthusiast driver.

Spektrum DX Pro+ DSMR Transmitter Features

  • Dual Protocol (DSMR/SLT) Compatibility
  • Twelve fully proportional channels with user-friendly steering and throttle mixes
  • Frequency-agile, Spektrum™ DSMR+® 2.4GHz technology
  • Smart Technology compatible out of the box
  • Ergonomic options for tailoring the transmitter to your feel
  • Multiple mixing setups including Motor on Axle (MOA)
  • 5.5-Millisecond frame rate with compatible receivers
  • Advanced programming features, with SimpleScroll interface
  • Spektrum Smart Technology ready
  • Built-in telemetry
  • Programmable vibe alerts
  • 250-Model memory
  • Compatible with DSMR and DSM2* receivers
  • LiPo battery upgrade available separately
Dual Protocol (SLT/DSMR) Compatible for the Spektrum DX Pro+ DSMR Transmitter
Dual Protocol (SLT/DSMR) Compatible

The DX Pro+ is compatible and able to bind with SLT protocol equipped vehicles, such as the Losi NASCAR RC Racecars, ARRMA GROM small-scale bashers and Axial SCX24 micro crawlers. With this transmitter, you’ll be able to drive SLT and DSMR protocol receivers with one transmitter. Dual Protocol means one perfect control.

12-Channels for the Spektrum DX Pro+ DSMR Transmitter
12-Channels

12-fully proportional channels allow for more flexibility and versatile control for auxiliary systems such as winches, lights, etc. It’s also physically lightweight so that there's less fatigue on you during long trips, plus it's easy to transport with all your rigs.

Frequency-Agile DSMR+® Technology for the Spektrum DX Pro+ DSMR Transmitter
Frequency-Agile DSMR+® Technology

The DX Pro+ is built around frequency-agile DSMR+ 2.4GHz technology. This exclusive Spektrum™ technology can be used in any surface application, including boats. Its range and response, particularly in noisy 2.4GHz environments, are superb. New features of the 'plus' include the ability for users to do many different mixes, change inputs and do other advanced programming. New mixes include Throttle Mixes, Absolute travel support, Emergency brake feature, Logical, combo, and analog switch support. Additionally, it supports both DRIVE and MS6X Technology. It’s also backward compatible with DSM2® and marine-specific Spektrum receivers. This means most longtime Spektrum users can continue using their existing receivers.

AVC® (Active Vehicle Control™) Programming for the Spektrum DX Pro+ DSMR Transmitter
AVC® (Active Vehicle Control™) Programming

The DX Pro+ makes it possible to custom tune the AVC system by providing easy-access to dedicated adjustments. In addition, open channels of the DX Pro+ can be used to adjust the AVC steering and throttle systems independently. No matter what you're driving, AVC technology can easily meet your skill level or driving style with control that makes it feel like you're driving a finely tuned vehicle that handles beautifully at every speed.

Spektrum SR2100 DSMR Receiver Included for the Spektrum DX Pro+ DSMR Transmitter
Spektrum SR2100 DSMR Receiver Included

Built around frequency-agile DSMR® technology, the SR2100 — updated for Smart telemetry compatibility — consistently delivers superb range and a lightning-fast 5.5ms frame rate, even where many 2.4GHz systems are in use at once. It has an incredibly small footprint with an internal antenna that eliminates the need for external antenna tube support, so it mounts easily on most chassis.

Smart Technology Compatible for the Spektrum DX Pro+ DSMR Transmitter
Smart Technology Compatible

When combined with Spektrum Firma Smart ESCs and Spektrum Smart capable receivers, the DX Pro+ receives telemetry data right to your transmitter through the Smart Throttle port on the receiver. Smart Throttle ESCs can send RPM, speed, ESC temp, volts and amp draw.

Product Specs

Application
Cars, Crawlers, Trucks, Buggies and Boat
Audio
Alarms and Tones
Band
2.4GHz
Channels
12
Color Screen
No
Completion Level
Transmitter and Receiver
Failsafe
Yes
Frame Rate
11ms, 16.5ms, 22ms, 5.5ms
Input Voltage
4 - 8.4V
Left / Right Hand Operation
No
Model Memory
250
Modulation
DSMR+
Operating System
Raceware
Product Height
5.3" (135 mm)
Product Length
8.3" (211 mm)
Product Weight
1.4lbs (0.63 Kg)
Product Width
5.6" (142 mm)
Programmable
Yes
Range
Full
Rate Positions
3 POS
Receiver
Included
Technology
AVC, DSMR+, Smart
Telemetry
Yes
Transmitter (Tx) Battery Type
AA batteries
WiFi
No