New US Black Laptop Keyboard for Acer Aspire 3830 3830G 3830T 3830TG 4830 4830G 4830T 4830TG 4755 4755G 4840 4840G P/N:KB.I140A.292 KBI140A292 MP-10K23U4-6982 PK130IO1C00 MP-10k23U4-6981 PK130IO1B00 Pls check layout, cable position, functional keys before purchase; Thanks Color: Black 100% Brand new and high quality