All iOS supported; All SIM cards supported; No jailbreak needed; Fully upgradeable; Plug & Play installation-0.2mm thickness instruction; Lowest power consumption ever; No need for SIM Cut or special SIM tray; Data service Enableed (3G, 4G, LTE, EDGE, MMS); No hardware alteration or modification required(Does not void warranty); Durable good quality flex PCB; Updatable for future R-SIM update; Can input 8 digit IMSI for more sim cards compatibility; Super battery saving new generation nano chips.