Acefast FA005 ACEFIT SE Openear Wireless Earbuds

OWS Earbuds FA005 ACEFIT SEEar-hook stereo earbuds.Sound-proof open sound field.Call noise reduction technology.Dynamic bass enhancement.SBC / AAC.BT v5.4.Extremely lightweight and ultra-thin. SPECIFICATIONProduct name:ACEFAST FA005 ACEFIT SE earbuds.BT version / chip:v5.4 / JL7016G8.Audio decoding protocol:SBC/AAC.Frequency response:20Hz~20kHz.Transmission distance:≥10m.Earbuds battery:45mAh.Headset working time:About 5 hours (50% volume).Charging case battery:400mAh.Total working time:About 20 hours.Charging time:Earbuds: about 1.5 hours. Charging case: about 2 hours.Charging case input:USB-C, DC5V / 0.4A.Size:61.67525.6mm.Total weight:About 52g.Waterproof rating:IPX4.Certification:CE, FCC ID, ROHS, EAC, SRRC, UN38.3, MSDS, air and sea freight report.Feature 1:Ear-hook stereo earbuds.Feature 2:The headset can be used for 1 hour of music after charging for 10 minutes.Feature 3:Sound-proof open sound field.Feature 4:Dynamic bass enhancement.Feature 5:Extremely lightweight and ultra-thin charging case.Feature 6:Call noise cancellation.Feature 7:Stable wearing.