FIIL Driifter Pro Noise Cancelling Magnetic in-Ear Earphones, Sports Bluetooth Earbuds for Gym Running 11 Hours Playtime with Sweatproof and Neckband Design with Foldable Memory Metal, for Work

Ultra-lightweight design（28g） Active Noise Cancellation (26dB） Up to 11 hours of battery life  MAF™ Noise Control, Support 2 scenarios  Support workout tracking Dynamic + Knowles Balanced Armature Drivers Support fiil+ APP Audio & other features Up to 26dB ANC, reducing 95% ambient noiseHybrid Drivers:  Dynamic driver: 10mm, 16ohms Knowles: WBFK-30095-P183, 12.5ohms Speaker Frequency: 15Hz~22kHz Speaker Sensitivity: 107dBSPL/V, 1kHz SpeakerDistortion:<0.5%@100dBSPL,1kHz 28g, ultra-lightweight design to make your music life better FIIL Driifter Pro has a 28g ultra-lightweight design. The wire used for the neck wear is made of memory metal, which can fit the neck under the influence of body temperature and bring excellent comfort, just like wearing air. 11 hours battery life, give you the perfect music time FIIL Driifter Pro has a 155 mAh lithium-ion battery that supports 1.5 hours of fast charging, allowing 11 hours of continuous listening to music or calls. FIIL