Description: This lavalier microphone is plug play and automatic connection, which is easy and convenient to use. The large-capacity battery supports long endurance. Using DSP intelligent noise reduction and 360 degree omnidirectional sound pick-up, this lavalier microphone can bring you HiFi and clear recording experience. It is constructed of ABS material. The 2.4GHz wireless technology supports stable and anti-interference transmission. The length of this product is 5.3cm, the width is 1cm and the height is 0.8cm. This lavalier microphone is suitable for 99% of the market media devices and mainstream mobile phones, cameras, tablets, camcorders, etc. Item Name: Lavalier Microphone Material: ABS Operating Frequency: 2.4G Response Frequency: 50Hz-20KHz Distortion: Less Than 1% Power Supply: 3.7V 90mAh Battery Sensitivity: -35dB Long Distance Transmission: 10-15m (Barrier-free Transmission) Signal-to-noise Ratio: -59dB Microphone Battery: 90mAh 3.7V Microphone Charging Time: about 1H Microphone Working Time: about 5-6 hours after full charge Battery Charging Time: 1.5h Standby Time: 10 Days Features: Automatic Connection, Ultra-long Battery Life, One Button Recording Features: Mini, Lightweight, Sensitive Size Details: 5.3cm x 1cm x 0.8cm/2.09" x 0.39" x 0.31" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 2 x Lavalier Microphones 1 x Type-C Cable 1 x Receiver 1 x User Manual