HUAWEI FREEARC BLACK T0021

key specification

Battery & Playback

• Earbuds: 55 mAh each
• Charging case: 510 mAh
• Single‑charge playback: ~7 hr music, ~5 hr calls
• With case: ~28 hr music, ~20 hr calls
• Fast charge: ~3 hr from 10 min charging

Design & Comfort

• Open‑ear earhook style with Ni‑Ti shape‑memory alloy and liquid silicone
• Ergonomic C‑bridge & S‑curve design—comfortable, stable fit for workouts
• Lightweight: earbuds ~8.9 g each; case ~67 g

Connectivity & Controls

• Bluetooth 5.2, supports dual-device simultaneous connection
• Proximity pairing pop-up (on EMUI 10+/HarmonyOS 2+)
• Touch controls: swipe up/down for volume, double-tap to play/pause or answer calls, triple-tap to skip tracks, press & hold to reject calls

Audio & Microphones

• 17 × 12 mm dynamic acoustic drivers
• Dual‑mic triple‑noise‑cancellation system for clear voice calls
• Multi‑EQ sound effects via Huawei AI Life app

Durability

• IP57-rated water and dust resistance for protection against sweat and rain (earbuds only)