Ear Mounted Non In Ear Bluetooth 5.3 Intelligent Call Noise Reduction Ultra Long Battery Life Bluetooth Earphones Features: Panoramic Environment Sound Effect 】Breakthrough panoramic sound effect clear audio transmission in the ear combined with digital sound enhancement technology clear and realistic sound quality. Long battery life】 The earphones have a single full charge battery life of more than 4 hours and can be recharged 4-5 times when paired with a charging case with a total battery life of over 24 hours. Lower latency three-dimensional sound clear transmission】 clearer sound transmission achieving sound and picture synchronization whether playing games or watching videos can bring a better experience. Automatic Connection】 Open the charging compartment the headphones automatically connect to Bluetooth and the connection speed is fast. Bluetooth 5.3 Chip】 Newly upgraded Bluetooth 5.3 chip synchronized video and game transmission lower latency less lag and faster transmission. IPX4 Life Waterproofing】 By adopting multiple production processes the body can effectively reduce the damage of components from and sweat. Product Description: Product Name: Bluetooth Earphones Product color: white Product Material: Plastic Bluetooth specification: BT5.3 Speaker diameter:16.2mm Music playback time:5-6 hours Call time:3-5 hours Standby time:100 hours Charging time:1.5-2 hours Charging case battery: 400mAh Earphone battery: Lithium polymer battery 50mAh * 2 Horn size:16.2mm Horn internal resistance:16Ω Earphone charging: 5V/50mA Charging compartment: 5V/250mA Package size:11.8×10.7×3.3cm/4.6×4.2×1.3in Package weight:173g/0.38lb Product List: 1 × Bluetooth earphones 1 × Instruction manual 1 × Charging cable