Key Features: Model : M2341E1 Comfortable to Wear Qualcomm® aptX™: Lossless Audio 11mm Dual – Magnet Driver Active Noise Cancellation With Two Modes Type C charging Cable Snapdragon Sound Battery Capacity: 280mAH Gen Features: Dimension:53.9 × 53.2× 24.5mm Earbud Masukan: 5 V = 100mA Wireless Connectivity :Bluetooth®5.