Green Lion GM-85X Wireless Microphone System.

Material: ABS Microphone: Condenser Mic Receivers: Type-C, Lightning, Camera Mic Battery: 80mAh Receiver Battery: 110mAh Case Battery: 1000mAh Transmission Range: 20-40m Signal to Noise Ratio: ≥65dB Sensitivity: -35dB Latency: ≤20ms Frequency Response: 20Hz-20kHz Charging Port: Type-C Charging Time: 120 Minutes Working Time: 6H Case Battery Life: 28H