What\\\'s included: Gotoners 210A 210X Replacement for W2100A W2100X Toner Cartridge 4 Pack (black, cyan, yellow, magenta).\nCompatible Printer: Color Pro MFP 4301fdw 4301fdn 4310dw, Color Pro 4201dw 4201dn printer.\nNewest Chip: 210A 210A ink cartridges are equipped with the Latest chip, providing accurate ink-level tracking and making the installation effortless.\nHigh Page Yield: Up to 2000 pages per black toner, 1800 pages per color toner (Letter/A4, at 5% coverage) saving up to 60% compared to OEM toner cartridge.\nBuy with Confidence: Our 1-year warranty policy guarantees a hassle-free replacement or refund. Plus, our CA-based customer support team is available 24/7 by clicking our store name (gotoners) under BUY NOW button, and clicking \\\'Ask a question\\\' under About Seller.