x8 true bluetooth earphones 5d stereo wireless earbuds mini tws waterproof head with charging box 2200mah power bank ow

product parameters.exterior.model:tws-x8.color:black,white,yellow.charging port:micro 5pin.parameter.chipeset:v5.0.bluetooth working range :10m.battery specification:50mah*2 charging box 3500mah.talking time:4h.standby time:100h.music time:about 4h.charging time :about 2h.profile:hfp,hsp,a2dp,avrcp.frequencyrange:2.4ghz.ios power display:yes.2 device connect:yes.noise reduction:cvc 8.0.audio decoding:sbc.charging input voltage:dc5+0.25v.adjustment mode:gfsk,tt/4 dqpsk,8dpsk.