Huawei FreeBuds se 4 ANC

Dimension: Earbuds: 32.3 mm × 21.3 mm × 24.0 mm (H × W × D), Charging case: 46.5 mm × 61.8 mm × 24.7 mm (H × W × D) | Weight: Each earbud: 4.3 g, Charging case: 36 g

Battery Capacity: Rated capacity: Battery type: Lithium-ion polymer battery, Single earbud: 41 mAh, Charging case: 510 mAh, Battery life: Music playback (with noise cancellation enabled): 7 hours after a full charge and 35 hours when used with the charging case, Music playback (with noise cancellation disabled): 10 hours after a full charge and 50 hours when used with the charging case, Voice calling (with noise cancellation enabled): 5 hours after a full charge and 25 hours when used with the charging case, Voice calling (with noise cancellation disabled): 6 hours after a full charge and 30 hours when used with the charging case 

Charging mode: Wired charging:USB Type-C | Charging Duration: Wired charging: approx. 110 mins (only the charging case), approx. 110 mins (with the earbuds in the charging case), approx. 60 mins (when the charging case charges the earbuds) 

Controls: Double-tap: play audio/pause audio/answer a call/end a call, Triple-tap: skip to next track (default)/skip to previous track, Touch-and-hold: switch between noise cancellation modes (default)/adjust the volume/wake up the voice assistant/reject a call

Indicator: Three-color indicator × 1 | Material: Earbuds: PC, Charging case: PC, Ear tips: silicone

Connectivity: Bluetooth 5.4, Latency in gaming via Bluetooth: Supported, Proximity pairing prompt: Supported 

Sensor: Hall effect sensor/Touch sensor,Call Noise Cancellation/Multi EQ 

Driver: Dynamic driver: 10 mm dynamic driver unit, Frequency response range: 20 Hz to 20 kHz | Audio technology: Call noise cancellation/multi-EQ

IP Rating: Earbuds: IP54, Charging case: not water-resistant