#lenovox15pro #lenovo #lenovoearbuds #earbuds Bluetooth 5.4! Bluetooth 5.4 ! Bluetooth 5.4 ! My Bluetooth 5.4 is the latest upgrade and the connection is super stable! Standby time can reach 5-6 hours at a time, super long standby time! Super loud speaker, shocking sound! Reduce environmental noise and have clear calls! Super convenient！Super convenient！Super convenient ！ The headphone compartment is equipped with a lanyard of the same color, which can be hung on the chest. Fashion accessory, carry it with you, never worry about losing it! I have a hook! Can be worn securely in the ear when exercising, walking, working or doing housework without it falling out! 3. No pain! no pain! no pain! My earplugs don't need to be inserted into my ear canal! Good for health and hygiene, does not cause pain when worn for a long time. Use hooks to fix, no need to use ear clips，No matter how long you wear it, your ear canal will not hurt. Suitable for both big and small ears! Product specifications Model:Lenovo Thinkplus X15 Pro BT version: BT5.4 Charging port: Type-C Communication distance: 10m (no obstacles) Compatible system: iOS / ANDROID / WINDOWS Working time: about 4.5 hours after fully charged. The charging case can power the headphones for 20 hours. Headphone capacity: 40mAh Charging box capacity: 300mAh Touch control operation Switch music: triple-click the multi-function key Volume adjustment: double-click the multi-function button Pause/play: press the multi-function key Answer a call: Press the multi-function key Reject a call: Press and hold the multi-function button for 2 seconds Switch game/music mode: Press and hold the multi-function button on the right headset for 2 seconds to enter game mode, and the prompt will "beep" twice. Press and hold again for 2 seconds to enter music playback mode and the prompt will make a "ding dong" sound. Products included 1 * A pair of wireless earplugs 1 * Lanyard 1 *Charging box 1 * Charging cable 1 * User manual