Fashion USB mini speaker for promotion gift

Specification
 
1. USB 2.0 loudspeaker
2. Diameter 2" 45 magnetic loudspeaker 8403IC
3. Output Power: 3W*2
4. Frequency Range: 100Hz-18KHz
5. SNR: 8dB
6. Audio Input: 3.5mm stereo
7. Cable Length: 120-150MM
8. Power Supply: USB DC 5V 1A
9. Impedone: 4 Ω
10.1 year hardware warranty

Description
 
1. Mini and fashion apprearence, easy to carry. 
2. Suitable for desktop PC, laptop, tablet PC and MP3/MP4 with USB interface and 3.5 inch audio output. 
3. Class-D digital amplifier technology, perfect sound quality. 
4. The colour of the speaker housing is customized, more options for difference people.