1.Introduction     Z91 Android airtime POS with printer,android 9.0 operating system,5.5 inch screen touch,super long standby battery capacity is 5600mAH,thermal paper printing, 5 million pixels camera(option), 2g/3g/4g/wifi,bluetooth communication,this fine workmanship and top quality machine is the best chiocein the market.   2.Feature Android 9.0 operating system:     adopt the open android system, can let the user a simple and efficient development of the upper application. Serviceable range:     apply chain supermarkets,restaurants,convenience stores, clothing store, premises, bakery, cashier, pay, enters sells saves the business management funvtion. ZCS Z91Operating system : Android9.0 CPU  model : Qualcomm Quad-Core ARM Cortex-A7 Processor CPU Clock Range : 1.1GHz RAM : 1G DDR3FLASH8 GB LCD Screen : 5.5 inch Display Resolution : 720*1280 BacklitLEDTouch ScreenCapacitive Five-Point TouchFingerprint collection moduleSpatial resolution :508 DPISIM card bands4G: LTE FDD,LTE TD 3G: WCDMA 2G: GSMVoice callSupportDataSupportSMS&MMSSupportWIFI Module2.4G band, support 802.11b/g/n Bluetooth : Support GPS : Support USB : USB 2.0(OTG) Rear Camera : 5 Mega-pixel Speaker : Support Microphone : Support Card Slot : SIM ×2;SAM×1;SD×1 Physical buttonpower button x 1, paper feed button x 1. Dimension199.75mm x 83mm x 57.5mmWeight400g (one package box including product is 750g) Battery : Lithium Battery Battery Capacity : 7.4V   2800mAhPower adapter5V 2ANFCISO14443 Type A/BPrinter  Paper width:58mm Max. paper roll diameter:40mm Charging indicator lightSingle color LED Standard Accessories 1pc power adaptor, 1pc User Manual, 1pc USB cabel, 1 roll 58mm thermal paper Temperature storage temperature: -10℃-60℃,Working Temperature: 0℃-50℃ Certificate FCC, CE