QCY T22 Crossky Link Wireless Bluetooth Earphone

Material:plastic weight[g]:22g battery capacity[mah]:120mah battery life up to[hours]:10 hours voice assistant built-in:yes maximum wireless range[m]:10m-20m nfc technology:no sound isolating:no category:earphones & headphones earcups type:semi-open number of drivers:4 charging method:cable driver diameter:17mm impedance range:from 33 to 100 ω bluetooth version:5.3 package list:user manual,charging cable features:waterproof codecs:aac,sbc with microphone:yes is wireless:yes support app:yes waterproof:yes resistance:50u line length:0m plug type:none