FUKDA Launch Worldwide First Hot Swap Push-push Phone

FUKDA TECHNOLOGY CO., LTD just launch 3 Hot swap push-push functions mobile firstly worldwide: Hot swap push-push 3rd SIM card slot which is convenient for roaming end users to activite 3rd SIM without disassembly battery and back cover; Hot swap push-push 2nd TF card slot which is convenient to allow user's friend to copy any file each other from user's inside memory card; Hot swap push-push 3rd 20*30mm speaker (with BL-5F battery) to enjoy Hi-Fi music, also can use BP-4L high capacity battery.