Bakeey In-ear bluetooth Neckband Earphone TF Card Extantable Headset Magnetic Sports Noise Reduction Free Load Painless

Features 1 The oblique round drum shaped contour design obliquely enters the ear without pain after long wearing 2 The magnetic absorption absorbs and hangs on the neck to prevent entanglement 3 Polymer lithium battery 180mAh continuous battery life of 200h 400 songs of music continuously 9 hours of continuous use let the beauty stay with you for a long time 4 The extension is stored for your heart use you can still listen to songs without your mobile phone when you go out 5 Metallic silicone earplugs have a frosted texture and feel delicate and comfortable 6 IPX6 waterproof without fear of sweat swaying freely 7 Ergonomically stable wearing fits the ear canal not easy to fall and more comfortable movement Product parameters Music time 9 hoursTalk time 9 hoursFrequency range 20 20000HZUnit diameter 10MMWeight 20gBluetooth version V5 0 EDRCharging time 2 hoursStandby battery life 200 hoursTransmission distance 10MImpedance 32 ohmSensitivity 98dBSize Single size 20 16 5 3CM one box of 100 size 58 5 48 5 50CMPackage Includes 1 Magnetic bluetooth Sports Headset