ASHATA5rivakgsmt-12 USB+Wireless Microphone

Spec: Item Type: Wireless Lavalier Microphone Material: ABS Battery Capacity: 300mAh (charging case), 60mAh (single microphone) Battery Type: Lithium battery (ships with built-in battery) Operating Voltage: 3.7V lithium battery Operating Current: Standby Power Consumption: Charging Current: DC5V Charging Time: Approx. 1 hour Battery Life: 4 hours Transmission Protocol: 2.4G Transmission Distance: Approx. 10m-15m Microphone Sensitivity: -38dB Sampling Rate: 48KHz RX Receiver: Type-C interface Charging Current: Maximum 2A Size: Approx. 6.6 x 5 x 2cm/ 2.6 x 2 x 0.8in Weight: Approx. 117g/ 4.1oz Package List: 1 x Receiver 2 x Transmitter 1 x Charging Case 1 x Data Cable