FeaturesiOS / AndroidBattery life: up to 24 hoursDual-mic Active Noise Cancellation5 minute charge provides up to 5 hours of batterySwitch between connected devices easilyThe Huawei FreeLace Pro Wireless Bluetooth Noise-Cancelling Earphones come with a converged sound pickup system of three microphones. The large dynamic driver responds with deeper and more effective anti-noise sound at a lower frequency, achieving extraordinary noise cancellation experience.HUAWEI FreeLace Pro can be paired with the device in just one step with HUAWEI HiPair Technology . You can charge it 5-minute and enjoy five hours of quality music. HUAWEI HiPair is only supported on some Huawei and Honor, running EMUI 9.1 or later. Other devices can use Bluetooth pairing mode.HUAWEI Freelace Pro supports up to 24-hour playback. Even with noise-cancellation enabled, it still offers an extraordinary 16 hour listening experience.  The data comes from the Huawei lab test results.HUAWEI Freelace Pro supports to Switch between devices easily. Just press twice on power button and swiftly switch to the last connected device.HUAWEI Freelace Pro\'s 14 mm dynamic driver works with an independent low-frequency sound tube to achieve resonance effect, delivering punchier, deeper bass. The delicate diaphragm significantly improves the response capability for clear midrange and melodious treble, true to your ears and heart.Included components: HUAWEI FreeLace Pro earphones x 1 Pair, Quick Start Guide (QSG) x 1, Warranty card x 1, Safety Information (SI) x 1, Ear tips x 3 pairs (in large, medium, and small sizes, with the medium size installed by default), Charging cable