ENERGY STAR® is the government-backed symbol for energy efficiency, providing simple, credible, and unbiased information that consumers and businesses rely on to make well-informed decisions. ENERGY STAR is the simple choice for energy efficiency, making it easy for consumers and businesses to purchase products that save them money and protect the environment. ENERGY STAR Ricoh Aficio SP C831DN, Laser, Warna, 1200 x 1200 DPI, A3, 55 ppm, Percetakan ganda Ricoh Aficio SP C831DN. Teknologi cetak: Laser, Warna, Resolusi maksimal: 1200 x 1200 DPI. Ukuran kertas seri A ISO maksimal: A3. Kecepatan mencetak (hitam, kualitas normal, A4/US Letter): 55 ppm, Percetakan ganda. Warna produk: Hitam, Abu-abu