Advanced Bluetooth 5.0 Technology The Sport Bluetooth Headphones from use the most advanced Bluetooth 5.0 technology to ensure more stable connection, lower latency and lower power consumption during data transfer. Feel free to enjoy the wireless music with high quality sound. Design of double ear hooks for sport The sport headphones come with two types of ear hooks and three pairs of ear hooks (S / M / L). The ergonomic design and soft silicone earbuds ensure that your headphones stay safe, comfortable and provide longer enjoyment. No need to worry about headphones falling while running or exercising. IPX7 waterproof & sweatproof Bluetooth headphones in ear use waterproof & sweatproof design according to IPX7 standards for more sports conditions. The waterproof technology efficiently protects sports headphones from damage from sweat and rain to ensure their service life. They are perfect for running, jogging, hiking, yoga, exercise, gym, fitness, traveling, etc. 36 hours of playtime and easy to charge Bluetooth wireless sports headphones are automatically charged when they are placed back in the charging case. The mini portable charging box has a capacity of 800 mAh, with which the two wireless headphones can be charged five to six times. you can enjoy up to 36 hours of high-quality talk or playback time. Automatic switch-on / pairing & wide compatibility Take the wireless sports headphones out of the charging box and they switch on and automatically, comfortably and quickly, without latency, reconnect to the last device. The headphones are compatible with most Bluetooth-enabled devices for iOS or Android systems. Product descriptions Bluetoooth 5.0 headphones Utilizing Bluetooth 5.0 and a dynamic hi-fi speaker, these earbuds provide hi-fi stereo sound with finer detail for sound quality and more natural, haunting sound effects. The earphones can clearly distinguish deep bass, clear mediants and dia-edges for stereo music Simple operation - one button operationPlay / pause: Click the MFB button Previous / Next: Double-click L / R Volume - / +: press and hold L / R Activate the voice assistant: click three times on L / R Accepting / hanging up a call: During a call, click the MFB button Reject a call: Press and hold the MFB button for 2 seconds during a call IPX7 Waterproof and Sweatproof The waterproof and sweatproof design of IPX7 is suitable for more conditions in sports. Waterproof technology efficiently protects sports headphones from damage from sweat and rain to ensure their lifespan, perfect for running, jogging, etc. What's in the pack? 2 * bluetooth earbuds 2 * pairs of over-ear ear hooks 1 * charging box 1 * charging cable 1 * User manual 3 * pairs of earplugs Why should you choose bluetooth earbuds? PX7 Waterproof Bluetooth version 5.0 Stereo mode / mono mode Large capacity of 800mAh Automatic switch-on and pairing One button control Wide compatibility Excellent sound quality Ergonomic design The G4 Bluetooth headphones have an ergonomic design so that they stay safely in your ears and you will feel comfortable for a long time. 3 pairs of earbuds of different sizes are suitable for most ears.