Amicable life:
1. Bluetooth audio receiver: pair with your bluetooth devices via bluetooth, connect with your regular speakers/headphones via audio cable, achieve wireless playing.
2. TF Card: Insert your TF card into its card slot, then this receiver will switch into local playback. You can switch mode between TF Card and Bluetooth by double click the volume key.
3. Card Reader: Use USB cable to connect this receiver (TF card inserted) with computer, then you can see it as a card reader to download and transmit music.