1.2.4GHz WIRELESS TRANSMISSION TECHNOLOGYOur wireless microphone is featured high-sensitive sound pickup mic components, which help the microphone capture your voice with a high sample rate and restores your voice without any distortion. 2.CHARGING CASE for LONG WORKINGComes with high capacity charging case, you can easily power the microphone at anytime and anywhere. The whole system can be used up to one week outdoor recording, or plug type-C cable to mic for charging separately. 3.CRYSTAL CLEAR RECORDING & AUTO PAIRINGEquipped with DSP intelligent noise cancellation chip, the wireless microphone offers professional stereo quality and filters all types of noise in different environments, capture the clear sound around the phone microphone to help you finally create high quality recording. Simply plug the receiver directly into your device, take the lapel microphone out from the charging case, they will pair and connect automatically. 4.DISTANCE OF RANGE- Built-in optimized antenna and transmission technology enable covering up to 20M distance of range indoor or outdoor stably. The wireless lapel microphone gives clear timbre. Ideal for Bloggers, Journalists, Mukbang, Fitness coaches, Teachers and Office people 5.PACKING LIST- Package includes: 1 * wireless microphone, 1 * receiver, 1 * charging case, 1 * Charging cable1 * use manual.