This Spektrum RC DX5 Pro 2021 5-Channel DSMR Surface Radio with SR2100 Receiver is ready to support the connectivity advantages of Smart Technology out of the box, the Spektrum DX5 Pro 2021 DSMR also includes design and ergonomic improvements to give racers, bashers and boaters top-of-the-line features at an affordable price.

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.
 
Features:
Smart Technology compatible out of the box
Five fully proportional channels
Generous ergonomic options for tailoring the transmitter to your feel
Multiple mixing setups including Motor on Axle (MOA)
Upgraded RF Module for stronger signal and improved output power
DSMR 2.4GHz technology (backwards compatible with DSM2)
5.5-Millisecond frame rate with compatible receivers
Advanced programming features, made easy to use with SimpleScroll interface
Built-in telemetry
Programmable vibe alerts
250-Model memory
LiPo battery compatible (battery not included)
Spektrum SR2100 5.5ms DSMR receiver, updated with Smart compatibility
Specifications:
Application: Surface
Product Length: 8.3" (211 mm)
Input Voltage: 4 - 8.4V
Band: 2.4GHz
Resolution: 2048
Transmitter(Tx) Battery Type: 4 x AA cells included
Product Weight: 1.4lbs (0.63Kg)
Telemetry: Yes
Modulation: DSMR
Product Width: 5.6" (142 mm)
Range: Full
Product Height: 5.3" (135 mm)
Channels: 5
Frame Rate: 5.5 Ms
Programmable: Yes
Receiver: Included
SD Card/Airware Capable: Yes
Model Memory: 250
Rate Positions: 3 POS 

Includes:
(1)  DX5 Pro 2021 5-Channel DSMR Surface Radio
(1) SR2100 Receiver
Needed to Complete:
(4) AA Transmitter Batteries