Check the listing for details. Spektrum BT2000 Bluetooth Module SPMBT2000 Miscellaneous Radio Accessories. Condition: New. Listed at 32.99 USD. Overview The Spektrum BT2000 is intended to add Bluetooth functionality to your Spektrum DX3 Smart Transmitter for use with the Spektrum Dashboard mobile app. The Spektrum Dashboard mobile application allows drivers to view everything from speed motor or engine temperature battery voltage and more. And now with Spektrum Smart Technology integration it is easier than ever before to get valuable telemetry data right at your fingertips with no additional wires or sensors. Simply install the Spektrum Bluetooth module with your Spektrum DX3 Smart transmitter and view real-time telemetry data like never before. You can also manage individual settings for RPM temp rx voltage and more with the options of setting alarms to indicate low voltage high motor temperature RPM limits and more.