Woot offers Hollyland Lark C1 Duo 2-Person Wireless Microphone System with USB-C Connector for Mobile Devices, Black, LARK C1 DUO-ANDROID-B for $29.28 (orig. $58.55). Free shipping for Prime Members.

Product Description:
The new Lark C1 is an ultra compact premium wireless lavalier microphone, ideal for recording audio on mobile phones without limitations. With a wide range of simplified operations and an ultra long duration of 32 hours, the Lark C1 delivers an unparalleled, all day recording experience. With our advanced sound processing technologies, the Lark C1 is perfect for you to easily capture crisp audio from distances of up to 200m.