、。
In addition to PC, it can also be used on mobile phones.
Literal
PC [in-addition-to-に加え], mobile-phone [with-での] use [subject-が] possible is.
Marketing/product-description boilerplate. ~に加え ('in addition to X,' 'on top of X') is a formal written connector — more buttoned-up than ~のほかに or ~だけでなく. Often used in product descriptions and formal writing to add items to a list. 携帯電話 ('mobile phone,' 'cell phone') is the full form; 携帯 or ケータイ are the casual clippings. ~での is a composite locative-genitive (で + の) — 携帯電話での利用 = 'use on mobile phones.' ~が可能です ('is possible,' 'can do') is a polite/formal alternative to ~ができる.