U15
| Product parameter | |
| Model: U15 | Output impedance： ≤2.2KΩ |
| Microphone core: Single point capacitive | Frequency response: 30Hz-23000Hz |
| Sensitivity: -41dB士1dB(0dB=1V/Pa) | Charging voltage: DC 5V 1A-1.5A |
| Usage time: 3-5 hours | Charging time: 2-3 hours |
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