Type: Wireless Lavalier Microphone Microphone: Omnidirectional Electret Microphone Receiver Connector: USB Type-C Compatibility: Most Huawei, Xiaomi and OnePlus Devices, Plus Selected Samsung Models Battery Capacity: 80mAh Charging Time: 2–3 Hours Usage Time: 5–6 Hours Material: ABS Microphone Dimensions: 30 × 30 × 21 mm Receiver Dimensions: 32 × 25 × 9 mm Microphone Weight: 12.6 g Receiver Weight: Approximately 3.3 g