Soundcore by Anker A30i Bluetooth 5.4 Fully Wireless Earbuds, Active Noise Cancelling, Multi-Point Connection, Small and Lightweight

Soundcore Sport X20 
Flexible Fit: Sport X20 workout earbuds come equipped with adjustable ear hooks that can be extended and rotated for a comfortable and secure fit. Up to 30 degrees rotation and 4mm extension, customize the position to fit you perfectly.
Get More Focus: Sport X20 workout earbuds deliver powerful noise cancelling, turning loud gyms into peaceful areas. Block out distracting sounds—from clanging weights to loud grunts. Manual adjustment and adaptive ANC keep you focused on your fitness goals.
Pump Up Your Bass: Experience the pulse-pounding thrill of soundcore's BassUp technology, fueled by powerful 11mm dynamic drivers. Elevate your audio adventure to take your motivation to a new level.
Everything-Proof Design: The sport earbuds' unique cavity design and soundcore exclusive SweatGuard technology create a submarine-inspired seal that protects the internal components against damage from water, sweat, and dust. Move without fear.
Durable Battery Life: Sport X20 workout earbuds deliver a remarkable 12-hour battery life off a single charge, extending to 48 hours when using the charging case. With the fast charge feature, you can jump into your exercise routine without delay.

Audio & Acoustics
• Driver Size: 11mm Dynamic Drivers
• Frequency Response: 20 Hz – 20,000 Hz
• Impedance: 16 Ω
• Sensitivity: 93dB ± 2dB
• Sound Enhancement: Proprietary BassUp technology, HearID Sound custom profiles via the mobile app
Connectivity & Control
• Bluetooth Version: Bluetooth 5.3
• Bluetooth Range: 10 meters / 33 feet
• Supported Audio Codecs: AAC, SBC
• Multi-Device Support: Dual-Connection Multipoint pairing
• Control Configuration: Physical multi-function click buttons (highly resilient against moisture and sweat)
• Microphones: 6-microphone array integrated with AI-driven ambient noise reduction for calling clarity
Battery & Charging Lifecycle
• Charging Case Battery Capacity: 580mAh / 2.158Wh
• Rated Power Input: DC 5V ⎓ 0.45A
• Rated Power Output: DC 5V ⎓ 0.3A
• Charging Interface: USB Type-C
• Charge Duration:
    • Earbuds: ~1.5 hours to full capacity
    • Charging Case: ~3 hours to full capacity
    • Fast Charge Performance: A 5-minute quick charge delivers up to 2 hours of playback
Playtime Thresholds (Tested at 50% Volume)
• Normal Mode (ANC Off): Up to 12 hours per earbud charge / Up to 48 hours cumulative with the case
• ANC Mode On: Up to 7 hours per earbud charge / Up to 28 hours cumulative with the case
• Transparency Mode On: Up to 7 hours per earbud charge
• Voice Call Continuous Time: Up to 6 hours per earbud charge
Physical Design & Durability
• Ingress Protection Rating: IP68 certified dust-tight, waterproof, and sweatproof
• Sweatproofing: Submarine-inspired SweatGuard inner structural chamber sealing
• Ear Hook Range of Motion: Extends linearly up to 4mm; rotates axially by ±30°
• Total Product Weight: 59 grams (earbuds inside the case combined)