Lenovo Wireless Earphone Bluetooth 5.0 Waterproof Earphone Touch Control Dual Stereo

BT 5.0 technology brings high-speed data transfer speed, stable performance, and low consumption. With technology, you can use the headset solely or used them in pairs. Equipped with a 300mAh box to store and charge the Headphone. Built-in Microphone delivers a clearer and more realistic1 sound. It will bring you a perfect user experience.Features:BT 5.0 technology ensures higher data transfer speed, more stable and connection, and lower consumption.True wireless dual-ear design, left and right earphone channels are separated. It can be used solely or in pairs.Touch control design, no more pressure on your ears. Easy to control music and calls, and activate voice assistant.Built-in Mic on both Headphone with intelligent noise reduction delivers clearer talking sound in stereo mode.A 300mAh case can charge and store the Headphone. 40mAh battery in each Headphone ensures about 3 hours of music time.Specifications:Brand Name: LenovoModel Number: LP40BT Version: 5.0Transmitting Distance: up to 10m (no obstacle)Drive Diameter: 13mmFrequency Range: 20-20KHzSpeaker1 Sensitivity: 98dBMic Sensitivity: -32dB±3dBImpedance: 32?Case Battery Capacity: 3.7V 300mAhHeadphone Battery Capacity (Each): 3.7V 40mAhMusic Play Time: about 3 hours (depends on music volume)Color:  WhiteHeadphone Weight (Each): 3.2g/0.11ozPackage Size: 8.7*8.7*2.8cm/3.42*3.42*1.10ozPackage Weight: 64g/2.25ozPackage List:1 * Pair of Headphone1 * Case1 * Cable1 * User Manual (English/Chinese