Paperless Fax Machine will have a positive impact on Green Environmental Protection undoubtedly. Its just like to prohibit the use of FREE Shopping Bag at Supermarket and will help you to save money, improve work efficiency If you wish to make efforts for Environmental Protection and solving Global Warming ProblemPlease Join Us Right Away! Fax ,Paperless Fax,Digital Fax Machine FeaturesMain Processor CONEXANT SM56D/CX06833-44 Memory 2M bytes flash, can save more than 100 pages of fax, or 2M bytes of data, or 20 minutes of voice information Modulation Protocol Support V.34+ Protocol (Synchronous / Full-Duplex 33.6Kbps) Fax resolution 100X200dpi in common mode, 200X200dpi in high resolution mode. State Indication Full Memory, Received Fax, Received Data, Voice Message, Send Schedule, send wrong, connecting, Tx & Rx Buttons Play, Start and Reset I/O port 2 x RJ11 (For Tel line and Tel set) 1 x RS232 (Connect to hosting computer) 1 x AC-in (Power supply) Power Adapter Input: AC 110V to 220V 0.12A 50Hz Output: AC 9V 1000mA 12W Work Temp. 0 to +40 C Storage Temp. -40 to +60 C EMC Certificate meets GB138371997 5.5 request Average MTBF More than 50000 hours Product Dimension 190*160*70 mm Net Weight: 1.3 Kg Package Dimension 300*220*95 mm Gross Weight 1.5 Kg Carton Dimension 600*460*340 mm (Containing 12pcs products) Total Weight 19 Kg Accessory Manual, Warranty Card, Software CD, COM Cable, Telephone Cable, Power Adapter Language English operating language is available Application Field Government, Office, School and so on