








OpenRock S2 Open-Ear Air Conduction Sport Earbuds
BassDirect™| Ultra-light 7g | LDAC & Hi-Res Audio | Triple Sweatproof & IPX5 Waterproof | 4-Mic AI Noise Cancellation | Bluetooth 6.0


The Best Lightweight & Comfort Open-Ear Earbuds of 2025


Ultra-Light Hook-Clip Design for a Perfect Fit

7g Featherlight Comfort and Custom Fit
Effortless Fit and Built-in Stability
Crafted with 0.6mm titanium filaments and medical-grade liquid silicone, the weight just 7 grams—lighter than a hummingbird's feather. Whether scrambling up slopes or navigating dense forests, you'll forget they're there until your adventure playlist kicks in.
Engineered with a hook-clip mechanism inspired by mountaineering gear, it locks sound in while keeping sweat and rainwater out. The pressure-diffusion design acts like shock absorbers for your ears, redistributing weight across 8 contact points to keep put from sunrise scrambles to dusk descents.
7g Featherlight Comfort & Custom Fit
Crafted with 0.6mm titanium filaments and medical-grade liquid silicone, the weight just 7 grams—lighter than a hummingbird's feather. Whether scrambling up slopes or navigating dense forests, you'll forget they're there until your adventure playlist kicks in.


Triple Defense and Lasting Protection
Ergonomically optimized wearing position allows sweat to slide off naturally and reduces direct contact. Separate BassDirect™ chambers protect PCBA components from perspiration and a waterproof nano-coating on the components increases durability.

Uncompromising Sound Quality with BassDirect™ Technology







Bluetooth 6.0 & Multipoint Connection
OpenRock S2 features the latest Bluetooth 6.0 for quick transmission and instant pairing. It supports simultaneous connection to two Bluetooth devices with seamless switching.
4-Mic AI Noise Cancellation
Four high-quality microphones use beamforming technology in an array configuration, supporting an AI noise cancellation algorithm to effectively eliminate environmental noise. With the wind-resistant structure, even in strong winds, your voice remains crystal clear.


OpenRock S2 features the latest Bluetooth 6.0 for quick transmission and instant pairing. It supports simultaneous connection to two Bluetooth devices with seamless switching.

Four high-quality microphones use beamforming technology in an array configuration, supporting an AI noise cancellation algorithm to effectively eliminate environmental noise. With the wind-resistant structure, even in strong winds, your voice remains crystal clear.

Crafted with a composite film, OpenRock S2 delivers a subtle 3D visual effect under flat lighting. Its pebble-shaped charging case combines a speckled coating with a textured finish, offering a comfortable grip and a unique pattern on each unit.


How to Wear

Specifications
Model: OpenRock S2 | Sing Earbud Weight: 7g |
Speaker: 12mm | Total Weight: 58g |
Bluetooth Vision: 6.0 | Battery Life: 8 Hrs (Single) / 32 Hrs (Including Charging Case) |
Bluetooth Connection Distance: >10m | Waterproof Rating (Earbuds): IPX5 |
Audio Codec: LDAC, AAC, SBC | Operating Temperature: 0 ~ 45°C |
