Epson LQ-2090IIN. Maximum print speed: 550 cps, Character pitch: 10 cpi, Character density: 10 cpi. Paper tray media types: Envelopes, Labels, Continuous paper thickness range: 0.12 - 0.46 mm, Label thickness range: 0.16 - 0.19 mm. Buffer size: 128 KB, Sound pressure level (printing): 55 dB, Country of origin: Indonesia. Standard interfaces: Ethernet, Parallel, USB. Print head: 24-pin, Print head life: 400 million characters, Mean time between failures (MTBF): 25000 h