Product specificationsInput: 5V⎓0.58AUnit: 40mmCharging time: 2 hours / 5 minutes for 4 hours of useFrequency response: 20 Hz – 20 kHz (Bluetooth)Usage time (varies by volume and content): up to 40 hours (ANC on) / up to 55 hours (ANC off)Connection: Bluetooth 5.3 / AUXBluetooth transmission distance: up to 15 metersDimensions: 170.24 x 90.17 x 190.52 mmContents: Soundcore Space one, 3.5mm AUX cable, USB-C to USB-A charging cable, portable case, instruction manual