Yesido KR21 USB-C Wireless Lavalier Microphone with AI Noise Cancelling

Charging Voltage: DC 4.8V-5.4V
– Charging Current: Type-C 5V/1A (max)
– Battery Capacity: Microphone – 90mAh; Charging Case – 750mAh (Li-Polymer)
– Usage Time: Approx. 7 hours per charge
– Charging Time: Approx. 1.5 hours
– Microphone Sensitivity: -38 dBFS (Silicon Mic)
– Working Current: 58-65mA
– Interface: Type-C DC5V/1.5A (max)