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Spektrum DSMX SRXL2 Serial Micro Receiver (Spektrum 4650 | SPM4650)

Model: Spektrum 4650
Dist. #: SPM4650   SKU: SPM4650

Customer Reviews: Rated 5.0 stars 5 of 5 (1 Review)

Shipping: In Stock For Shipping
Store Pickup:

South Jordan, UT
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Price:  $39.99

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Updated on Jun 5, 2025 08:37:45 AM

DSMX SRXL2 Serial Micro Receiver...


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Features

SRXL2 Technology

Little, Lightweight and Perfect for the Do It Yourself Lover

Wide Voltage Input Variety

Fly-By Telemetry

Dual Variety Antennas

Bind Button installed for Easy Binding





Overview
The SPM4650 DSMX SRXL2 Serial Micro Receiver takes the initial SPM4648 receiver and includes more worth, functionality and fly-by telemetry, while decreasing the size and weight of the already micro sized Spektrum serial receiver. The SPM4650 utilizes our feature-rich SRXL2 procedure to give pilots a blazing fast serial data connection with as much as 20 channels. SRXL2 is a powerful interaction procedure that improves bi-directional interaction in between the radio system and flight controller for included telemetry functionality and flight control setup right from the pilots Spektrum Transmitter*, all over one signal wire.
The SPM4650 is small, light-weight, and personalized, providing an outstanding receiver for even the tiniest of applications. It likewise features a basic bind button so pilots no longer require to carry a separate receiver or bind plug to bind. Dual antennas offer receiver diversity for strong signal and the long coax antennas assist to offer maximum signal strength in all orientations for challenging installations where carbon fiber, metal and batteries protect the antenna. And with Spektrum DSMX 2.4GHz RF procedure the Spektrum SRXL2 Serial Micro Receiver provides exceptional variety and interference totally free performance.





What's in the Box?

(1) SPM4650 Receiver

(2) U.FL Antenna

(1) 6” Receiver Extension Cable Television

(1) Item Manual

Clear Heat Shrink Wrap







SRXL2 Technology

SRXL2 Technology
The next iteration of Spektrum SRXL Technology * is here! SRXL2 Technology is an interaction procedure in between receivers and devices such as Multi rotor flight controllers, Helicopter Flybarless units and other receivers. SRXL2 is much faster, more data abundant, and more secure. It likewise allows for bi-directional telemetry support, giving users more access to telemetry features from their devices and even allowing setup and setup right from their transmitter. No computer system or smart device required! ** Want to find out more about SRXL2? Go To the SRXL2 Homepage.
* Please note that SRXL2 is not backwards compatible with SRXL procedure.
** SRXL2 support updates are required for your device to use the SPM4650, visit www.srxl2.com for information and download links
 

Little, Lightweight, and Perfect for the Do It Yourself Lover

Small, Lightweight, and Perfect for the DIY Enthusiast
Weighing simply 1.4 grams and smaller than any previous Spektrum serial receiver, the SPM4650 is ready to be installed in a lot of kinds of multirotor and heli develops – no matter the area constraints. The receiver comes with the plug uninstalled for the enthusiasts aiming to lower weight and mess. Just attach leads directly to the PCB or install the port and plug the consisted of wire from the SPM4650 into a compatible flight controller.
 





Wide Voltage Input Variety

Wide Voltage Input Range
With an operating voltage variety in between 3.3v to 8.4v, users will no longer be constrained to which devices they can use to operate their serial receiver now that the restricted voltage variety is eliminated.
 

Fly-By Telemetry

Fly-By Telemetry
Fly-By Telemetry is a low variety telemetry signal that is perfect for inspecting telemetry before and after a flight. And with SRXL2 Technology users will get even more telemetry data and transmitter to device shows support through Forward Shows, VTX Setup, and/or Text Gen Shows.
 





Dual Variety Antennas
The SPM4650 employs a sophisticated antenna diversity system that provides optimal variety, RF efficiency, and polarization. All supported by 2 long coaxial antennas that are perfect for FPV, Multirotor and Heli pilots with metal and carbon fiber abundant models.
 

Bind Button installed for Easy Binding
No bind plug? No Issue! The SPM4650 is the most practical to bind Spektrum serial receiver yet, merely press the bind button at any time, before or after power is applied, and the SPM4650 is in bind mode. And like other Spektrum serial receivers, users can likewise bind utilizing a supported flight controller and computer system, today there is no requirement to power cycle!
 



Specs

Antenna Length: 3.9" (100mm)

Band: 2404 - 2476 MHz

Bind Method: Bind Button

Channels: 18

Data Port: Yes

Failsafe: No

Flight Log Compatible: No

Guv: No

Height: 0.20" (5mm)

Input Voltage: 3.3 - 8.4V

Length: 0.67" (17mm)

Modulation: DSMX

Variety of Receivers: One

Variety: Full

Telemetry: No

Type: SRXL V2

Waterproof: No

Weight: 0.05oz (1.4g) including antennas

Width: 0.51" (13mm)
Rated 5.0 stars
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Rated 5 stars Best Spektrum receiver for fpv
By Mike J on March 9, 2021   Verified Purchase

Some soldering skills needed Works great

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