Black Bone Conduction Bluetooth Headphones with Ultra-Long Battery Life and Timer

Experience unmatched audio comfort and convenience with these bone conduction Bluetooth headphones. Featuring Bluetooth version 5.3, they provide a seamless and stable connection with your devices. Enjoy the freedom of ultra-long battery life, ensuring your music or calls last throughout the day. Additionally, the built-in timer function helps you manage your listening schedule efficiently. These headphones are designed for users who prioritize durability and functionality in their audio gear. Connection: Bluetooth connection Frequency Range: 30Hz-15kHz Signal-to-Noise Ratio: Below 60dB Box Material: Plastic Physical Dimension: 12.6*4.3*0.93 Power Supply Mode: Lithium battery Bluetooth Version: 5.3 Built-in Battery Capacity: 100mAh-300mAh (inclusive) Rated Power: 3 Rated Voltage: 5 Speaker Type: Mini Speaker Additional Features: Ultra-long battery life Is there a Built-in Battery?: Built-in battery Manufacture country: China Instructions included: No

bluetoothVersion: 5.3