The choose and buy a portable printers need to pay attention to what details? _ printing equipment

Portable printer is refers to the small size, easy to carry the printers, mainly in order to meet the requirements of users on the mobile printing and design. How to choose and buy a portable printer? Need to pay attention to what details? Below small make up for your explanation: one, the cable portable mobile printer: the main use of interface are parallel and serial port, there are few USB portable mobile printer. Mostly desktop printers, POS printers, for example, instrument and meter print test results of portable mobile printer, and so on. Printers, main is to use parallel port and PC parallel port compatible, but for the portable mobile printer, a serial port is enough, so most of the desktop and portable mobile use the serial port. Type portable mobile printer: second, needle is playing a good print documents can be preserved for a long time, of course, you choose and buy the ink on the ribbon must be of good quality and those used in so many convenience stores are shot to play, and because the pin type print head control is simple, but to use cheaper panel solution to production, so is cheaper. Three, wireless portable mobile printer: mainly used in the field of mobile printing. At present most of them adopt wireless portable mobile printer is IrDA technology, but due to the IrDA agreement is complicated, so generally no integrated IrDA protocols in the printer, just can use ir port at the physical layer to simulate the serial port for data transmission, but it also bring other infrared equipment provides a convenient, because a lot of equipment is also no integrated with infrared IrDA protocols, so the equipment can be ir port to communicate with infrared portable mobile printers. With the popularity of bluetooth technology, the portable mobile printer using the bluetooth wireless technology also has appeared. Bluetooth portable mobile printer congenital advantage compared with infrared portable mobile printer, such as wireless data transmission distance than the far infrared, it is more important is not to need to aim at the printer can print. The users will feel more convenient. Four, thermal portable mobile printer: pin type portable mobile printer out than later. Thermal printers print speed, low noise, mechanical consumption is rare in the print head, and don't need the ribbon, dispense with the trouble that change the ribbon. But it also has disadvantages, because it is using a thermal paper, so cannot be stored indefinitely, in the dark can be saved under the condition of one to five years, there are also long-term thermal paper can hold more than ten years.