.we want to purchase 1000pcs DVD with HDD,like this: 1. Disc-carving: Capable of carving video signal into HDD, or carving information from HDD into DVD, duration per disk is up to 6 hours 2. Surveillance: Support picture divided by four channels CCD camera; surveillance picture is stored directly in HDD or carving DVD for surveillance engineer 3. Transform: transform VHS or DV into DVD 4. Audio: 5.1 audio AC-3 digital decoding output 5. Output: TV/VIDEO/Separate Video/Fiber Optic digital/Coaxial digital/Chromatism output 6. Input: DV/TV/VIDEO/USB/Separate Video 7. Disk: MPEG4DIVXDVDDVD+R/RWDVD-R/RWSVCDVCDCD-DAMP3CD-RCD-RW 8. Compress: Compatible of MPEG4/DIVX format, one disk compressed by DIVX format contains 100+ movies, or 1000+ karaoke MTV 9. Video Recording: Capable of transforming from VHSDVDwireless/ cable TV or picture CD into DVD+R/RW or DVD-R/RW disk, duration time is up to 6 hours, three times as VHS recording(2 hours) 500pcs 4.3" GPS Navigation 300pcs mobile phone  if ur manufactory could supply this,pls send us the pricelist with pictures and Spec,ur company's info. to the mail ASAP,TKS.