Earldom® Bluetooth v5.1/SD Card to aux 3.5mm jack audio receiver- Gray

1. Bluetooth version: V5.1

2. Material: ABS, metal adapter

3. Battery 200mAh

4. Audio format: MP3/WMA/WAV/FLAC

5. Function: TF card, Bluetooth reception, answering calls, playing up and down songs, adding and subtracting sounds

6. Color: Black