Lenovo X3 Wireless Headphone

Overview: Listening to music while doing sports gives you optimal enjoyment and good health. Lenovo X3 is a high-performance open ear wireless headphone that features BT5.0 technology, built-in high-grade microphone & speaker, hands-free function, and lightweight hanging design. Features: Painless hanging design, air conduction, no need to put into ear, avoid ear disease and ear pain, comfortable to wear. Lenovo X3 headset uses BT 5.0 chip to ensure super-fast data transmission and stable connection. Secure fit ear hook provides a comfortable wearing experience. Supports IPX5 sweatproof. Comes with built-in Microphone, greatly setting free your hands from answering the call during exercise. 140mAh rechargeable battery provides about 8 hours of music time and recharged via the included charging cable. Three buttons enable easy operation - play/pause music, answer/end/reject calls, volume +/-, previous/next track, activate voice assistant. Note: For the first-time pairing, please long-press the power button for 5 seconds until the blue and red indicator lights flash, then pair with the phone via BT. Specifications: Brand Name: Lenovo Model Number: X3 BT Version: 5.0 BT Protocol: HSP, HFP, A2DP, AVRCP Operation Range: Up to 10 meters (no obstacle) Frequency Range: 20-20KHz Sensitivity: 119±3dB Impedance: 31Ω±15% Mic Sensitivity: -42±3dB Battery Capacity: 140mAh Music Playing Time: about 8 hours (depends on music volume) Charging Time: about 1.5 hours Input Voltage: 5V 80mA Waterproof Rate: IPX5 Color: Black Main Item Weight: 19.3g/0.68oz Package Size: 13.4*12.0*5.9cm/5.27*4.72*2.32in Package Weight: 117g/4.12oz Package List: 1 * Wireless Headset 1 * USB Cable 1 * User Manual (English/Chinese)