QBP BONE X20 Bone Conduction Headphones X20 Bone Conduction Headphones – Swim. Ride. Run. Phone-Free. The X20 Bone Conduction Headphones are designed for active users who want music without blocking their ears.Using open-ear bone conduction technology, the X20 lets you enjoy audio while staying aware of your surroundings – perfect for swimming, running, cycling and training. With a fully waterproof IPX8 rating and built-in 32GB music storage, the X20 allows phone-free listening even underwater. Lightweight, secure and comfortable, they are built for serious movement in any conditions. Key Features: Open-Ear Bone Conduction Design Stay aware of your surroundings while enjoying music and calls. Fully Waterproof (IPX8 Rated) Suitable for swimming and water sports, with protection for full submersion. 32GB Built-In Music Storage Store thousands of songs and listen without needing your phone. Supports MP3, WMA, WAV, APE and FLAC formats. Bluetooth 5.4 Wireless Connectivity Fast, stable connection with over 10 metres of wireless range for land-based use. Long Battery Life Over 6 hours of continuous playback and up to 96 hours standby time. Lightweight & Comfortable Weighs approx. 30g with a soft ABS + silicone frame for secure all-day wear. Magnetic Charging Interface Easy snap-on charging with approx. 2-hour recharge time. Clear Audio Performance 20Hz–20kHz frequency response and high-sensitivity speakers for crisp sound. Technical Specifications: Waterproof rating: IPX8 Wireless range: 10m+ Battery capacity: 180mAh Playback time: 6+ hours Standby time: up to 96 hours Charging time: approx. 2 hours Memory: 32GB internal storage Weight: approx. 30g Material: ABS + Silicone Charging: Magnetic charging cable Bluetooth profiles: A2DP, AVRCP, HFP