The oki c831dn colour led a3 printer is an ideal choice for small to medium businesses or workgroups looking for fast high quality high volume print on demand capabilities in house with the fast print speeds of 35ppm high capacity toners with yields of 10k pages and flexible paper handling you can rely on the oki c831dn to deliver all your day to day business documents with low running costs the c 831dn is an attractive proposition for any budget conscious businesses with high print volume