No Wireless capability, 32MB memory, Up to 150 sheets input capacity, Up to 100 sheets output capacity, A6; A5; A4; Letter; No.10 Env; C5 Env; DL Env; B5(JIS); 105 x 148.5 to 215.9 x 297 mm, HP 103A Black Original Neverstop Laser Toner Reload Kit (Yield ~2500 pages); HP 103AD Dual pack Black Original Neverstop Laser Toner Reload Kit( Yield ~2x2500 pages), Monthly duty cycle - Up to 20,000 pages