Dual-channel 2.4GHz wireless lavalier microphone, OLED screen and real-time monitoring, rechargeable for vlogs, live streaming, and interviews for DSLR cameras, smartphones, and PCs, BY-XM6-S1 from Boya. (New, unused, in its box) Please do not undervalue the item. May God bless everyone. Tel: ( Phone number appears when clicking the contact button )