Specifications:
1. PC port support: USB2.0
2. Support music format: MP3/WMA
3. Support TF card: 128MB-32GB
4. FM radio frequency:87.5-108MHZ
5. Build-in speaker mic
6. Speaker: Ф40mm.
7. Impedence: 32Ω
8. Frequency Response: 20Hz-20KHZ
9. Rated Power: 50mW
10.Max Power: 100mW
11.Plug type: Ф3.5mm stereo
Functions:
1. Stereo headphones;
2. TF card, FM radio and LINE-IN supported;