Bluetooth 5.3 ensures stable wireless connectivity
Adaptive ANC reduces background ambient noise
Dual microphones deliver clear phone calls
40mm drivers produce clear sound output
750 mAh battery provides 50 hours
USB-C port recharges in 4 hours
Here is the professional specification sheet for the Anker Soundcore AeroFit Earbuds, compiled directly from the official product user manual and verified technical documentation.
| Specification | Details |
| Product Model | Soundcore AeroFit (A3872) |
| Headphone Type | Open-Ear / Air Conduction Wireless Earbuds |
| Driver Configuration | 14mm Custom Dynamic Drivers with Titanium-Coated Domes |
| Frequency Response | 20Hz - 20kHz |
| Impedance | 11Ω |
| Maximum Loudness Volume | 89dB |
| Bluetooth Version | Bluetooth 5.3 |
| Wireless Connection Range | 10 Meters / 33 Feet |
| Supported Audio Codecs | AAC, SBC |
| Microphone System | 4-Mic Array with AI Environmental Noise Reduction Algorithm |
| Water & Sweat Protection | IPX7 Certified (Earbuds) with SweatGuard Technology |
| Earbud Battery Capacity | 85mAh per earbud |
| Charging Case Battery Capacity | 750mAh |
| Playtime (Earbuds Standalone) | Up to 11 Hours continuous use (at 50% volume) |
| Playtime (With Charging Case) | Up to 42 Hours total runtime |
| Voice Call Playtime | Up to 8.5 Hours standalone |
| Charging Time | Earbuds: ~1 Hour / Charging Case: ~2 Hours |
| Fast Charging Efficiency | 10 Minutes Charge = Up to 4 Hours Playback |
| Power Input Interface | 5V ⎓ 1.2A via USB Type-C |
| Multipoint Connection | Dual Device Connections (Simultaneous pairing via app) |
| Control Interface | Customizable Touch Controls via Soundcore App |
| Structural Materials | Ultra-soft TPU body with 0.7mm Aerospace-Grade Titanium Wire core |
| Weight Profiles | Earbuds: 8.5g (Each) / Charging Case: 47.6g |
The Anker Soundcore Aerofit Open Ear Wireless Earbuds provide a lightweight listening option designed for situational awareness during daily activities. These earbuds rest comfortably outside your ear canal without blocking surrounding environmental sounds. Their main purpose is to deliver clear personal audio while keeping you fully connected to your surroundings. They suit runners, cyclists, outdoor commuters, and office workers who need continuous background awareness.
Open-ear hook design keeps your ear canal completely free while securing the earbuds during movement.
Adaptive ANC reduces background ambient noise levels while maintaining clear spatial awareness around you.
Bluetooth 5.3 technology delivers stable wireless connectivity with lower power drain across paired devices.
Large 40mm drivers output distinct vocals and balanced acoustic tones for your daily audio playlists.
Dual integrated microphones isolate your voice to ensure clean sound pickup on phone calls.
The 750 mAh battery capacity supports extended listening hours without needing frequent daily charging sessions.
Standard USB-C charging fully replenishes the battery capacity in four hours from power banks.
Our ankergadgets staff tested these open earbuds and found the ear hook grip especially secure during workouts.
Using open-ear wireless earbuds gives you safe outdoor listening, dependable call clarity, and long battery life. Customers like being able to hear traffic sounds clearly while listening to music during morning runs. Our team and past buyers highlight how comfortable the lightweight ear hooks remain during hours of daily wear.
You can buy directly from our physical store or online site with dedicated assistance from our team. We offer genuine products and dependable customer service for every purchase. Stop by our store location to check items in person or contact us directly for order help.
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