It has been characterized with below items.
1.Power Button. One is short press with the function of turn-on screen / turn-off & lock screen. Another is hold-down. Holding down the power button 3-5 seconds to Power on the S4 ,shut down or restart the S4. If the machine hanged or no response, please hold down the power button for 10 seconds to Restart.
2.Scanning Button. To work the 1D scanner which build-in at the rear of S4.
3.Return Key. Return to previous operator interface.
4.Main Screen Key. Hide all windows and show the main screen.
5.Menu Key. Have a quick view and get list of the operating Apps. You can choose or close the Apps.
6.Charge Socket. External diameter: 3.5mm; internal diameter: 1.35mm; input: 12V / 1.0A.
7.Phone Out. This socket allows you to connect an earphone or external loudspeaker.
8.SIM Card Slot. Supports Micro card, 4G / 3G network. Please shut down the S4 before insert SIM card, otherwise the card slot would be damaged.
9.Camera: 5,000,000 Pixel fixed focus camera. Supporting mobile phone scavenging payment and 2D code scanned. 15CM is the best distance.
10. CCD Scanner. This device is option & is able to scan 1D barcode. This device would be very convenient for courier, store casher & stocktaking.
11.Receipt Printer. This is the 58mm high-speed Thermal Receipt Printer, which supports label print. And paper diameter is 57 x 40 mm.
Shenzhen RAKINDA Technology Co., Ltd. is specialized in the development of smart card hardware and software systems, production, sales and operations in one of the national high-tech enterprises. Products are widely used in city card, park area, retail businesses, parking fees, government platforms and other consumer areas. With years of focus on management, innovation and development, the company in the industry has a wide range of customer base and industry reputation, to achieve the city card applications and urban bus intelligent scheduling management.
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