brother mono laserprinter hll6415dnre1 ExtenedWarranty A4)22 cpmCopy speed (colour

A4)22 cpmCopy speed (colour

2Card reader integrated YesCompatible memory cards MicroSD (TransFlash)GraphicsOn-board graphics card YesDiscrete graphics card NoDiscrete graphics card model Not availableOn-board graphics card model Intel Iris Xe GraphicsOn-board GPU manufacturer IntelOn-board graphics card family Intel Iris Xe GraphicsAudioAudio chip Realtek ALC3287Audio system Dolby AtmosNumber of built-in speakers 2Speaker power 2 WBuilt-in microphone YesNumber of microphones 2CameraFront camera YesFront camera resolution 1920 x 1080 pixelsFront camera HD type Full HDPrivacy camera YesPrivacy type Privacy shutterNetworkMobile network connection NoTop Wi-Fi standard Wi-Fi 6 (802

OPTOMA W320USTi

11n)Mobile printing technologiesApple AirPrint

brother mono laserprinter hll6415dnre1 ExtenedWarranty A4)22 cpmCopy speed (colourPrinting Colour No Print technology Laser Duplex printing Yes Maximum resolution 1200 x 1200 DPI Print speed (black, normal quality, A4 US Letter) 50 ppm Duplex printing mode Auto Manual Duplex print speed (black, normal quality, A4 US Letter) 24 ppm Time to first page (black, normal) 6. 7 s Watermark printing Yes Secure printing Yes N up printing 2, 4, 6, 8, 9, 16, 20, 25 Booklet printing function Yes Economical printing Yes Features Maximum duty