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คุณสมบัติ HP OfficeJet Pro 8028
| Brand | HP |
| Model | OfficeJet Pro 8028 |
| Printer Type | Inkjet All in one Printer |
| Print Speed | Print speed, black 11 – 20 Print speed, color <=10 |
| Printing Resolution | Print quality color (best) Up to 4800 x 1200 optimized dpi on HP Advance Photo Paper 1200 x 1200 dpi input Print quality black (best) 1200 x 1200 rendered dpi |
| Duplex Printing | Automatic (standard) |
| Processor | 1200 MHz |
| Memory Size | 256 MB DDR3 SDRAM |
| Display Panel | 2.7″ (6.86 cm) Capacitive Touchscreen CGD (color graphics) |
| Network | Wi-Fi Wireless 802.11b/g/n Connectivity, standard 1 x Ethernet 1 x Wireless 802.11b/g/n 1 x RJ-11 Fax |
| Mobility | Mobile printing capability Apple AirPrint Wi-Fi Direct Printing Mopria Certified HP Smart |
| Operating System Support | Minimum System Requirements Windows 10, 8.1, 8, 7: 1 GHz 32-bit (x86) or 64-bit (x64) Minimum System Requirements for Macintosh OS X v10.11 El Capitan; macOS Sierra v10.12 (previously OS X); macOS High Sierra v10.13; 1.5 GB available space |
| Paper Handling Input | Standard input capacity (legal) Up to 225 sheets Maximum input capacity (10x15cm photos) Up to 60 sheets Maximum input capacity (4×6 photo) Up to 60 sheets Maximum input capacity (cards) Up to 60 sheets Maximum input capacity (photo paper) Up to 60 sheets Input capacity Up to 225 sheets Envelope input capacity Up to 10 envelopes Standard input capacity (envelopes) Up to 10 sheets Maximum input capacity (sheets) Up to 225 sheets Paper handling input, standard 225-sheet input tray, 35-sheet ADF |
| Paper Handling Output | Paper handling output, standard 60-sheet output tray Standard output capacity (legal) Up to 60 sheets Standard output capacity (labels) Up to 10 envelopes Finished output handling Sheet feed Output capacity Up to 60 sheets |
| Paper Size Printing | A4 A5 A6 B5(JIS) Executive Index card 3.5 x 5 in Index card 4 x 6 in Index card 5 x 8 in Index card A4 Index card Letter 3.5 x 5 in 4 x 6 in 5 x 7 in 13 x 18 cm 8 x 10 in 10 x 15 cm L Photo 2L Letter Statement Envelope #10 Envelope C5 Envelope C6 Envelope DL Envelope Monarch Card Envelope 4.4 x 6 in Hagaki Ofuku Hagaki Japanese Envelope Chou #3 Japanese Envelope Chou #4 |
| Media Size Custom | Tray 1: 76.2 x 127 to 215.9 x 355.6 mm Standard media sizes (duplex) A4 B5 (ISO) Not supported for borderless photo |
| Media Types | Plain Paper HP Photo Papers HP Matte Brochure or Professional Paper HP Matte Presentation Paper HP Glossy Brochure or Professional Paper Other Photo Inkjet Papers Other Matte Inkjet Papers Other Glossy Inkjet Papers Thick Plain Paper Light/Recycled Plain Paper HP Tri-fold Brochure Paper Glossy |
| Media Weights | 60 to 105 g/m? (plain) 220 to 280 g/m? (photo) 75 to 90 g/m? (envelope) 163 to 200 g/m? (card) |
| Copy Speed | Copy speed black (draft, A4) Up to 29 cpm Copy speed color (draft, letter) Up to 23 cpm Copy speed colour (draft, A4) Up to 23 cpm Copy speed black (draft, letter) Up to 29 cpm Copy speed black (best, A4) Up to 3 cpm Copy speed black (best, letter) Up to 3 cpm Copy speed colour (best, A4) Up to 2 cpm Copy speed color (best, letter) Up to 2 cpm Copy speed color (ISO) Up to 7 cpm Copy speed black (ISO) Up to 13 cpm |
| Copy Maximum | Up to 99 copies |
| Copy Reduce / Enlarge | Number of Copies Resize; Quality Lighter/Darker Paper size Paper Type Two-sided ID Copy, Collate Margin shift Enhancement Crop Copy preview |
| Scanner Type | Flatbed, ADF |
| Scan Speed | Scan speed (normal, letter) Up to 8 ppm (200 ppi, b&w), Up to 3.5 ppm (200 ppi, color) Scan speed (normal, A4) Up to 8 ppm (200 ppi, b&w), Up to 3.5 ppm (200 ppi, color) |
| Scan Resolution | Scan resolution enhanced disclaimer The maximum dpi at which you can scan is limited by available computer memory, disk space, and other system factors. Enhanced scanning resolution Up to 1200 dpi Scan Resolution, Hardware Up to 1200 x 1200 dpi Scan Resolution, Optical Up to 1200 dpi |
| Scanning Bit Depth | 24-bit |
| Maximum Document Scan Size | Scan size, maximum 216 x 297 mm Scan size (ADF), maximum 215 x 355 mm (one-sided) A4 Letter (one-sided) Scan size ADF (minimum) 127 x 127 mm |
| Fax Transmission Speed | Fax transmission speed 4 sec per page Fax note Based on standard ITU-T test image #1 at standard resolution. More complicated pages or higher resolution will take longer and use more memory |
| Fax Resolution | Fax resolution black 203 x 196 dpi Fax resolution Up to 300 x 300 dpi |
| Fax Memory | Up to 100 pages |
| ADF | Single-sided |
| Cartridge | Replacement cartridges HP 915 Black Original Ink Cartridge (~300 pages) 3YM18AA HP 915 Cyan Original Ink Cartridge 3YM15AA HP 915 Magenta Original Ink Cartridge 3YM16AA HP 915 Yellow Original Ink Cartridge 3YM17AA (CMY composite ~315 pages) HP 915XL Black Original Ink Cartridge (~825 pages) 3YM22AA HP 915XL Cyan Original Ink Cartridge 3YM19AA HP 915XL Magenta Original Ink Cartridge 3YM20AA HP 915XL Yellow Original Ink Cartridge 3YM21AA (CMY composite pages ~825) HP 919XL Black Original Ink Cartridge (~1,500 pages) 3YM23AA Actual yield varies considerably based on content of printed pages and other factors |
| First page out | First page out black (A4, ready) As fast as 13 sec First page out black (letter, ready) As fast as 13 sec First page out color (A4, ready) As fast as 17 sec First page out color (letter, ready) As fast as 17 sec |
| Duty cycle | Duty cycle (monthly, A4) Up to 20,000 pages Duty cycle (monthly, letter) Up to 20,000 pages Duty cycle note Duty cycle is defined as the maximum number of pages per month of imaged output. This value provides a comparison of product robustness in relation to other HP Color InkJet devices. |
| Power Supply | Input voltage: 100 to 240 VAC (+/- 10%), 50/60 Hz (+/- 3 Hz) |
| Power Consumption | Up to 21 watts (printing), 5.80 watts (ready), 1.00 watts (sleep), 0.08 watts (manual-off) |
| Environment | Storage temperature range -40 to 60?C Recommended operating temperature range 15 to 30?C Operating humidity range 20 to 80% RH Operating temperature range 5 to 40?C Acoustic power emissions (ready) 2.5 B(A) Acoustic power emissions (active copy) 6.7 B(A) (copying at 7 ppm with ADF running) Acoustic power emissions 6.8 B(A) (printing at 16 ppm) Acoustic pressure emissions 62 dB(A) (Draft printing at 17 ppm) |
