- Type of microphone head: Omnidirectional polarized microphone-2. Receiver audio plug: Type-C-3. Battery capacity: microphone 70mAh/charging compartment 400mAh-4. Usage time: 5-6 hours; Charging time: 2-3 hours-5. Material: ABS; Size: 75 * 54 * 29mm; Total weight: 59g-6. Compatible with most models of Huawei, Xiaomi, OnePlus and other brands, and supports some models of Samsung phones