USB Port Speakers
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1. Output power: 0.6*2W
2. Matching speaker: 4R3W/8R2W
3. Frequency response: 70-20KHz
4. SNR (Signal-to-Noise) : >=8adb
5. Power supply: connect with PC directly
6. Expanded function: Key-press/VOL+, VOL-, Mute, In-phase with PC;VR volume control, LED lens coruscated, Loud control.
We opened many modules of USB Port 2.0 speakers which supply directly by USB PORT with PC, they are more better and popular in quality and functions, kindly welcome to contact and inquiry me if you're interested in them, thank you.