The Remax RB‑S33 is a lightweight, bone conduction sports headphone. It is designed for open-ear listening, ensuring safety and awareness during workouts. It has Bluetooth 5.0, IPX5 water resistance, and a flexible titanium alloy frame for all-day comfort. With up to 6 hours of playtime, it’s ideal for active lifestyles.
Specifications
| Product Type | Bone Conduction Headphones |
| Bluetooth Version | 5.0 |
| Wireless Range | 10–15 meters |
| Water Resistance | IPX5 |
| Frame Material | Titanium Alloy Memory Steel |
| Design | Open-Ear Bone Conduction |
| Battery Capacity | 230mAh |
| Playback Time | Up to 6 hours |
| Standby Time | Up to 220 hours |
| Charging Time | About 2 hours |
| Weight | Approx. 27g |
| Speaker Output Power | 0.5W |
| Supported Protocols | A2DP 1.3, AVRCP 1.6, HFP 1.7, HID 1.1, AVCTP 1.4, AVDTP 1.3, SPP 1.2 |














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