KingAnDa YYK-520 Bluetooth Business Headset User Manual
KingAnDa YYK-520 Bluetooth Business Headset User Manual KingAnDa YYK-520 Bluetooth Business Headset User Manual FCC id: 2AOZMYYK-520 Product description Product Photo MFB button Wireless Pairing Make sure the headset is off, press and hold the multifunction key for about 3 seconds until the blue light comes on once,Then the red and blue lights flash alternately … Read more