Bluetooth-Compatible 5.4 Audio Adapter AUX Receiver Transmitter 2-in-1

2.4GHz 3CH SR3100 Surface Receiver for Spektrum DSM2 Transmitter. HDMI ARC 3.5mm Converter Adapter Audio Extractor Digital DAC to RCA Coax SPDIF. 1080P HDMI to SPDIF Optical 4K RCA L/R Analog Audio Extractor Converter Splitter.

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