?2 Years Warranty ?Contact us if you have any problem when using. We provide 2 years warranty and 24 hours consulting service. ?Mini Omnidirectional Lapel Mic? BOYA microphones have built-in intelligent noise reduction chip, 360° all-round accurate sound pickup, strong anti-interference ability, effective filtering of noise, even in noisy environments can record clear sound, to meet your pursuit of high sound quality. ?Pass-through Charging While Recording?The wireless lavalier microphone transmitters come with built in 95mAh rechargeable batteries. While using the lav mic, you can charge your devices through the USB-C port on receiver simultaneously. Note: most USB-C devices can be charged through this port, which also supports QC2.0, PD2.0 fast charging protocols. ?Superior Noise Reduction?This omnidirectional wireless lavalier microphone is built with professional-grade intelligent noise reduction chips, providing effective identification of the original sound and clear recording in noisy environment. ?164ft Long Distance Transmission & 10H Battery Life?The NEW BOYA BY-WM3T condenser wireless microphone is with 164 feet stable audio signal transmission. The reciever is powered by your device(Can Be Charged At The Same Time), the transmitter built in rechargeable batteries works up to 10 hours. ?Dual Wireless Lavalier Microphone?This BOYA wireless lavalier microphone comes with a 3.5mm TRS connector receiver, 2 built-in microphone transmitters, a charging case and a charging Cables. Designed for DSLR camcera, suitable for interviewing, online conferencing, vlogging, content creators.