Wireless Bluetooth Headphone，IPX7 Waterproof[Dr Rock]，Professional Stereo Tuner，Premium CSR Chipset，Ergonomic Comfort-Fit Design for Sport，Compatible with iPhone Samsung.Model[DR-B01][Product Information]- ♬ ADVANCED TECHNOLOGY: Latest Bluetooth 4.1 CSR technology brings to long time working and 33feet distance.Powerful bluetooth signal with up to 33feet operation distance.With 1-2 hours recharge can be used for up to 8 hours playing time.Batteries with Protection Circuit Board， power off automatically after fully charged.
- ♬ NOISE ISOLATING: CVC noise cancellation 6.0 technology reduces outside noises， enable much more clear music and microphone sound. the integrated microphone lets you chat without external noise or other interference .
- ♬[Comfortable in Ear]:Ear hooks are made of silicone， which is smooth，soft and comfortable.Thus， even if you wear it for long， you won't feel any uncomfortable.
- ♬[BLUETOOTH TECHNOLOGY]:Bluetooth 4.1 offers a faster，longer， more energy efficient connection so you can connect with 2 phones at the same time，play music for up to 8 hours.Connection distance up to 30 feet.
- ♬ IPX4 WATERPROOF DESIGN: IPX4 water-resistant shell and internal nano-coating provide a double layer of water protection. You can run in the rain or sweat-proof while running jogging hiking gym and exercising， all outdoor sports.
