Bluetooth 4.0 FM Transmitter Modulator Car Kit USB Music AUX Audio Fits Universal Equipped with the most advanced Bluetooth A2DP and V5.1 wireless connection technology for super fast and stable connection speeds to reduce latency between devices After connecting Bluetooth to connect to the OTO, you only need to synchronize the FM Radio frequency between the charger and the OTO to have successfully connected Supports 1 TF memory card reader slot that allows you to listen to music, convenient entertainment even while driving. .
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