As early as 1998, Nokia launched its first full keyboard mobile phone-Nokia 9000 Communicator. Nokia 9000 has a side flip design. The front of the phone looks like an ordinary straight phone, and the long antenna on the right side of the fuselage now looks very retro. Open the phone from the side, but there is a sinkhole. The mobile phone has a 640×200 pixel monochrome screen, five rows of keyboards and a row of shortcut keys at the top, which brings great convenience to your use.
After that, Nokia introduced the Nokia 9 1 10i communicator, which is similar to Nokia 965438. It also adopts the design of double screen inside and outside the side flip keyboard, but the weight of the fuselage has dropped to 253g, which is basically reduced by half and lighter in the hand.
Nokia 92 10/92 10i Communicator
Nokia 92 10 is basically equivalent to 9 1 10i in weight and weighs 344g. This mobile phone has an external screen of 80×48 pixels and an internal screen of 4.5 inches and 640×200 pixels. This time, the internal screen adopts 4096 color TFT color screen, which brings better experience to users. The machine adopts S80 interface of Symbian V6.0 system and the business function of PDA, which is basically competent and can also support WAP browsing.
After that, Nokia 92 10i has not changed much in appearance, but it has increased the storage space of the fuselage by 40MB and equipped with 8mb of RAM space, making the whole machine run more smoothly.
Nokia 55 10
Nokia 55 10 adopts a straight shape, and the mobile phone is designed to operate horizontally. The mobile phone screen is designed in the center, and there are two keyboard areas on the left and right sides of the screen, and five rows of full-size keyboards are arranged on these two sides. It's a pity that this machine has added MP3 playback function to the mobile phone and built-in 64MB storage space, but it doesn't support multimedia card expansion.
Nokia 6800
On the surface, the Nokia 6800 looks like a straight design, but in fact, when you open the keyboard on the front of the phone and turn it sideways, a full keyboard phone is displayed. Nokia 6800 uses a 1.7-inch screen, and the resolution of 4096-color CSTN screen is128 pixels, which looked satisfactory at that time. At the same time, this mobile phone already supports high-speed GPRS Internet access, and the battery life of 1000 mAh is also satisfactory.
Subsequently, Nokia introduced 68 10 and 6820 similar to 6800. There is not much difference in performance except the difference in appearance. And 6820 has also received a good response in China.
Nokia 9300/9300i Communicator
Nokia 9300/9500 still adopts the design of double-screen side flip full keyboard. The 4.5-inch inner screen of 9500 is slightly larger than the 4.0-inch inner screen of 9300, and the realistic effect of 65K color is already very good. The powerful Nokia 9500 already supports WiFi wireless Internet access and has a 300,000-pixel camera, which can take photos with VGA resolution. In order to meet the requirements of application operation, the processor TI OMAP 15 10 is also adopted, and the main frequency is 150MHz.
Nokia E6 1/E62
Nokia E6 1 also has a very large body with a width of 69.7mm, but the body weight remains at 144g. A 2.9-inch16 million color screen with a resolution of QVGA level, and the display effect is very delicate. Four rows of full keyboard operation feels good. The machine adopts S60 interface of Symbian 9. 1 system, and the processor with a main frequency of 220MHz is matched with 64MB RAM, so the running speed is satisfactory.
Subsequently, Nokia E62 introduced by Nokia changed little in hardware configuration and adopted a higher frequency processor.
Nokia E7 1/E63/E72
Nokia E7 1 adopts all-metal body design, with a body thickness of 10 mm, a body weight of 127 g ... and a 2.36-inch screen with a resolution of 320×240 pixels. 3.2 megapixel camera with autofocus. The machine adopts Symbian OS9.2 S60 V3. 1 system, equipped with a processor with a main frequency of 369MHz, and has GPS navigation function, which is very comprehensive.
The launch of Nokia E7 1 has made a great sensation, and the similar Nokia E63 is also very popular. Its upgraded model Nokia E72 is also the best-selling full-keyboard smartphone at present.
nokia e90
Nokia E90 has a side flip design. The front of the flip cover is designed with the keyboard and screen of a normal straight mobile phone. When opened from the side, E90 looks like a small notebook computer. Although the sparrow is small and complete, it has a large screen and a complete keyboard. Nokia E90 adopts 4.0-inch and 2.0-inch screens, with16 million colors inside and outside, and the internal and external resolutions are 800×352 and 240×320 respectively. The display effect is very delicate. Built-in 3.2 million pixel camera, supporting autofocus and LED fill light, ensuring good imaging quality. This machine is equipped with the 3rd edition interface of Symbian OS v9.2 operating system S60 platform, which has good expansibility.
Nokia E75/ Nokia 5730XM
At the beginning of 2009, Nokia introduced a smart phone with a sliding keyboard, which is the Nokia E75. This mobile phone has a 2.4-inch screen with QVGA resolution, a 3.2-megapixel camera and Symbian OS S60 V3.2 system, and its running speed and scalability are satisfactory. The machine has the functions of WiFi wireless internet access and GPS navigation at the same time, and its performance is comprehensive.
Subsequently, Nokia also introduced the 5730XM with sliding full keyboard design in Xpress Music series music phones, making the full keyboard phone not only a symbol of business phones.
Nokia N97/N97 Mini
Nokia N97 adopts a sliding keyboard design, and the tilted screen and full keyboard give users an excellent control experience. The machine is equipped with a 3.5-inch touch screen with160,000 colors and a resolution of 360×640. Built-in 5 megapixel Carl Zeiss lens. This machine is equipped with Symbian OS v9.4 operating system S60 V5.0 touch interface, a processor with a main frequency of 434Mhz, and a built-in 32GB storage space to meet your storage needs. The licensed products of this machine are divided into GSM version and WCDMA version to meet the requirements of friends with different needs.
Following the Nokia N97, Nokia introduced a smaller Nokia N97 mini. This phone uses a metal body, and the memory of the body is reduced to 16GB, but it has not shrunk much in other aspects.