3DR 500mW 915MHz/433MHz Radio Telemetry Module w/ OTG for Android Phone for RC Drone

3DR 500mW 915MHz 433MHz Radio Telemetry Module w OTG for Android PhoneDescription Item Name 500mw 3DR Radio Telemetry ModuleFrequency 433MHZ 915MHZ FeaturesSmall size and light weightCP2102 high quality USB to TTL chipCan choose 433MHZ 915MHZ versionSupport MWC APM PX4 Pixhawk and other open source flight controlThe reception sensitivity is 118 dBmMAVLink Framework AgreementOpen source firmwareFrequency hopping spread spectrum technology FHSS Full duplex communication 2 way adaptive TDMCan correct up to 25 of the data bit errorBased on Si1000 microcontrollersPackage included 1 x 3DR 915MHz 433MHz Radio Telemetry