Bakeey K20 Single Earhook Earphone Wireless bluetooth 5.0 Noise Reduction Stereo Business Call Earbuds Single Ear Waterproof Sport Headset – Black

Description

Features:  -180 degrees rotating design, suit for left and right ear.-bluetooth V5.0 chip,stable singal transmission.-bluetooth transmission distance: 10 meters.-Creative hook design and only 12g weight,stable and comfortable.-Support adjust volume and change music Specifications:Model: K20Battery capacity of the headset: 220mAhNoise Reduction: CVC 8.0Working voltage: 3.7VCharging voltage: DC5V Charging Time: about 1 hoursTalking time: about 20 hoursMusic time: about 15 hoursFrequency response: 20 - 22kHz Products include:1 * Single bluetooth Earphone1 * Charging Cable1 * User Manual