Noise reduction Wireless Earbuds

Function：Noise reduction Wireless Earbuds
Bluetooth version：V5.4 （Binaural Call ）
Protocol Support：A2DP/AVRCP/HFP/HID/AVCTP /AVDTP and SPP
Working frequency：2.402GHz-2.480GHz
Bluetooth range：15 meter（ Barrier-free ）
Response frequency：20 ~ 20000Hz
Speaker unit：ΦF13 titanium film,32Ω± 15%, 7.118±3DB 5mW
Microphone：2718 silimI-42 ±3dB
Charging input standard：Contact, DC4.75-5.25V/600MAH
Earphone Box Battery：380 mAH with protection board (3C fast charging battery)
Earphone Battery：30 mAH
Charging time：1 hour
Earphone working time：Measured 100% volume continuous playback for about 5.5 hours
Product Bare weight：62.5g
Product with package weight：155.5g
Package：Paper box, instruction, lanyard, charing cable, earplugs
Packing size：99*99*46mm