What is a three proof mobile phone What are the three defenses of a mobile phone?

Mobile phone model: Nokia 5500sport Protection level: IP54 The first recommended one is the more familiar Nokia brand 5500s, although Nokia's mobile phone is not too good in function, and it also performs decently in appearance, but the selling point of this mobile phone is not here, this mobile phone is Nokia's classic rugged mobile phone, and this is also a rare smart phone, its protection level does not seem to have passed the IP certification, but I think it can basically reach IP54.

The 5500 is a mobile phone with the Symbian OS operating system, with a measurement of 107 45 18 mm and a weight of only 103 grams, which makes it look very light in the hand. The machine uses a stainless steel shell, as well as a splash-proof and dustproof mobile phone case and rubber design, which is not only the world's first S60 mobile phone with the "three-proof" function, but also the first member in this field to use a 260,000-color 208 208 resolution TFT screen, bringing it an extremely fine display effect. As a sports phone, it has a built-in sports mode that can detect the user's running speed, distance, number of steps, as well as calories burned.

As an S60 mobile phone, users can also achieve greater functional expansion through software, in addition, the mobile phone canceled the compass function of the predecessor, which is a pity, but the small flashlight built into the mobile phone is also a good design. In other aspects, in terms of entertainment functions, the 5500 has a built-in 2 million pixel camera, and the shooting effect is relatively clear. At the same time, the 5500 powerful operating system has a built-in multi-processor, which can be compatible with a variety of audio and ** files, and supports full screen.

The phone also supports TF card expansion, and the performance is comprehensive. Comment: As a sports mobile phone, 5500 is very distinctive, and it is commendable to use an intelligent system in a three-proof mobile phone.

The appearance is not much different from ordinary mobile phones, but compared with ordinary mobile phones, dustproof, rainproof, and shockproof functions are very good.

The three proofs of mobile phones refer to the slight dustproof, shockproof, and waterproof functions.

The rugged mobile phone is a mobile phone with slight dustproof, shockproof and waterproof functions, so it has always been loved by young users who love outdoor sports. With its professional waterproof, dustproof and excellent anti-drop and rolling resistance, it can be competent for extremely harsh climatic conditions and special occasions of application.

The key areas of the three-proof structure of ordinary mobile phones are the gaps between LCD, buttons, batteries and plastic cases. Structural three-proof design ideas: to pay attention to the trade-offs in the three-proof design, if it is a product with high three-proof requirements, the three-proof design must be done as a main line.

Three-proof mobile phone, hearing this name may not be known to many people what it means, in fact, the three-proof mobile phone is a mobile phone that can be waterproof, drop-proof, and dustproof to a certain extent.

1. In terms of waterproof performance, rugged mobile phones generally reach the level of IPX8. IPXX, the first digit is dustproof level, and the second digit is waterproof level, and the highest rating is IP68 at present.

2. Drop-proof and dust-proof are also the exclusive performance of the rugged mobile phone, reaching IP68 level of MANN8S, even if it is placed in the dust, it can be safe and sound, which is one of the characteristics of the rugged mobile phone.

Expand the knowledge: how about the three-proof mobile phone

This needs to depend on the actual needs,Compared with ordinary smart phones,Three-proof smart phones are characterized by waterproof、Dropproof, dustproof and corrosion-resistant, as well as high and low temperature resistance. It is more suitable for some more extreme environments, and the occupation is more suitable for users who work outdoors for a long time.

The appearance of most rugged smart phones is some heavy styles, of course, there are some manufacturers who can make the rugged light and thin, and this style is also more suitable for use in daily life.

Generally speaking, how about the rugged mobile phone depends on the actual use of the individual in the use of the mobile phone function and environmental needs.

The above is today's sharing, I hope it can help you.

According to the official introduction, the three proofs specifically refer to waterproof, dustproof and scratch-proof, in fact, it is not as divine as advertised, which means to tell everyone about this mobile phone.

Waterproof, dustproof, shockproof But the shell is not proof, and the shell is dented when I fall to the ground.

Waterproof, dustproof, drop-proof, shockproof.

Waterproof, dustproof, drop-proof, shockproof.