E-Z Ink 134A Black Toner Cartridge (with Chip) Replacement for HP 134A 134X W1340A W1340X Toner Cartridge Compatible with HP LaserJet Pro M209dw MFP M234dw M234sdw M234sdn Printer(2 Back) 𝐖𝐚𝐫𝐦 𝐓𝐢𝐩𝐬: Not compatible with printers suffixed with ‘𝗲', such as HP Laser jet Pro 𝐌𝟐𝟎𝟗𝐝𝐰𝐞, 𝐌𝟐𝟑𝟒𝐝𝐰𝐞, 𝐌𝟐𝟑𝟒𝐬𝐝𝐰𝐞, 𝐌𝟐𝟑𝟒𝐬𝐝𝐧𝐞. Product contents: 2 pack E-Z Ink 134A toner cartridges replacement compatible for HP 134A Black Toner Cartridge. Compatible with: HP Laserjet 𝐌𝟐𝟎𝟗𝐝𝐰 / 𝐌𝐅𝐏 𝐌𝟐𝟑𝟒𝐝𝐰 / 𝐌𝟐𝟑𝟒𝐬𝐝𝐰 / 𝐌𝟐𝟑𝟒𝐬𝐝𝐧 Series Printer. Page yield: 1,100 pages per HP 134A toner at 5% coverage. Total print 2, 200 pages. Advantage: Refined 134A toner (with chip) has better compatibility, providing high-quality images and text. There is no need to remove the old original chip and install it on the new ink cartridge. During the printing process using our 134A ink cartridge, you may receive error messages such as "Ink cartridge is insufficient" or "Installing an used or counterfeit ink cartridge". You can ignore these messages and click "OK" to continue using.