Barcode scanner Model no: cm-2900 series Cpu:32 bit high performance cmos Memory program : 2mb flash memory ; data : 2mb sram Readable barcode: code 39 / int 25 /industrial 2 of 5 / matrix 2 of 5 / codabar (nw7) / code 93 / code 128 / ean128/ jan/ean/upc / rss 14 / rss limited Display:128x128 dot fstn with backlight ( default : off) | fonts :1. Galf. English : 6x8 / 8x8 / 8x16 / 16x16 / 128x128 ; 2.Chinese& japanese : 16 x 16 Scanning light source : laser | scan distance : 0-65cm /15mil | resolution : 0.125 mm (5mil) | scan rate : 100 scan/sec | indicator :buzzer ; led!@green/red/blue ; vibrator Keypad number of keys : 26 keys include 4 function keys Interface: cradle iv terminal : high speed ir i/f 115.2kbps| pc- cradle : rs232c i/f or usb Power operation : lithium battery 3.7v / 1800mah /back up power : 3.0v | operation time : 120 hours ( per 5 second scan one time/ no backlight and other application ) / recharge time : 3 hours Optional:56k modem Auxiliary functions: clock / beeper /vibrator / low battery indication Size:59 w x 185 l x 30 h mm Operating temp: 0 - 50ºc Storage temp: -10c - 60c Dust and splash resistance: ip54 Emc:fcc class a & ce Drop test: 1.2m ( 30 times on a concrete floor ) Weight:150g, not include battery. Accessories:cradle / usb or rs232 cable / battery / poweradapter / handy strap / cd Developtool: basic / c or application generator