-------------✨Product Feature✨---------------- 🔥🔥🔥 1. Adopting an in-ear design, the earplugs are made of soft silicone material, which is soft, lightweight and comfortable to wear. 2. The main body of the earphones has a simple design, and the buttons are electroplated and colored. They are fresh and well-organized, with a clear sense of business. Built-in 170 mAh battery, long-lasting battery life. 👍👍👍 1. Bluetooth specifications Bluetooth V4.1 CSR support protocol; Headset Hands-free A2DP Avrcp 2. Transmission range 10 meters; transmission frequency 2.4GHz 3. Charging voltage DC5V; charging time is about 2.5 hours 4. Battery capacity: 170mAH Product size: L61×W16×H21mm 5. Talk time 15 hours; 15 hours music time; standby time 340 hours; product net weight: 11G 6. Battery display <Supports Apple phones and some Android phones>