1. Support system: WIN7/8/10
2. Power supply: computer USB port
3. Sensitivity: 42DB
4. Voltage: 5V/10MA
5. Frequency: 44M
6. Signal to noise ratio: 64DB
7. Pickup distance: 15 meters
8. Using high-quality microphone core, noise reduction and anti-interference
9. Intelligent voice, high-efficiency input, voice-to-text, issue voice commands, translate the set foreign language, make office and entertainment more efficient and worry-free