Specifications: Product model no.: M2132E1 Earbud input parameters: 5.25V 160mA MAXsingle earbud Charging case input parameters: 5V 0.5A MAX Charging port: Type-C Wireless connection: Bluetooth 5.3 Bluetooth protocols: Bluetooth Low Energy / HFP / A2DP / AVRCP Operating distance: 10m (open space free of obstacles) Speaker impedance: 24 IP54 dust and water-resistance Touch control: Control music and switch modes with your fingertips Up to 36 hours ultra-long battery life 3-microphone noise cancellation for calls AI adaptive ANC Intelligently switches between 3 ANC levels Up to 43dB active noise cancellation Dual dynamic drivers Hi-Res Audio Wireless Supported Incredible sound Ergonomic design: Comfortable fit Listen to up to 2 hours of music with a 5-minute charge