Specification: Item Type: Wireless Lavalier Microphone_x000D_Material: ABS_x000D_Mark: Condenser Microphone (Noise Reduction Effect Is Better)_x000D_Charging Bin Range: 36H_x000D_Noise Reduction Chip: DSP Noise Reduction_x000D_Frequency Range: 2.4G_x000D_Transmission Distance: 30m/98ft_x000D_Battery Type: Lithium Battery_x000D_Charging Bin Battery Capacity: 400mAh (Included)_x000D_Single Microphone Battery Capacity: 65mAh (Included) Features: 1Noise Reduction: Mini lavalier microphone adopts DSP noise reduction chip, 360 Degree omnidirectional ultra sound pickup, autonomous elimination of environmental noise, making sound pickup more accurate. 2Ultra Long Distance Transmission: Mini clip on microphone adopts 2.4G wireless technology, 30m long transmission distance, stable connection, ultra low latency. 3Multi User: Wireless lapel microphone supports one microphone for one person, two transmitters and one receiver, supporting two people to shoot and record at the same time, without frequent microphone delivery. 4Use While Charging: Mini lavalier microphone's receiver has a built in charging port for cell phones, which is plug and charge and supports long lasting work. 5Real Time Adjustment: Wireless microphone can real time ear back monitoring, listening and recording at the same time, real time feedback recording sound mastering sound situation, show more excellent sound effect. PackageList: 1 x Charging Compartment 1 x Charging Cable 1 x Receiver 1 x Instruction Manual 2 x Microphone