Type: Wireless Lavalier Microphone Microphone: Omnidirectional Electret Receiver Connector: Lightning Compatibility: iPhones and iPads with Lightning Port Battery Capacity: 60mAh Charging Time: 2 Hours Usage Time: 3–4 Hours Material: ABS Microphone Dimensions: 65 × 25 × 25 mm Receiver Dimensions: 45 × 27 × 7 mm Microphone Weight: 7.5 g Receiver Weight: 4.5 g