Specification: Model: T1 Bluetooth-Compatible version: 5.2 Charging interface: Android charging port Product colors: black, white, pink, blue, yellow, green, purple (optional) Product Proposal: BLUETRUM 5616T3 Call duration: 3-4 hours Headphone battery capacity: 40mAh Horn specification: F8 copper ring horn Product packaging size: 82 * 82 * 32mm/3.23 * 3.23 * 1.26in Product size: 40 * 32 * 25mm/1.57 * 1.26 * 0.98in Net weight: 35/g Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement. Included: 2 x Earphones 1 x Charging Case 1 x Instruction Manual 1. Bluetooth-Compatible 5.2: This earphone comes with upgraded Bluetooth-Compatible 5.2, which is more stable and power-efficient, ensuring a seamless and uninterrupted connection. 2. High-Quality Sound: Equipped with 10mm composite diaphragm, these headphones deliver a high-quality, true-to-life sound that's rich in detail and clarity. 3. Intelligent Touch Control: With the intelligent fingerprint touch control feature, you can easily control volume, play/pause music, switch tracks, answer/reject calls, and activate your phone's voice assistant, all with a simple touch. 4. Portable Charging Case: The charging case allows for quick charging on the go, making it convenient for outdoor activities and travel.