It's a regular-size headphone jack, the same size as iPod headphones.
1.It's a kind of phone accessories. 3.5mm is the size of headphone. most phone with this size, also iphone. and have the dust proof function.
This website have detailed explianed why we use the headphone jack for our phone.
http://www.iprettyfashion.com/wholesale-phone-jewelry-accessories-c-1.html?zenid=80lndbm561cnl701jg1d5n4003
As I know, The sales volume of phone chain is down, and the headphone is very hot sale all over the world. especially in Asia. also now many North America and EU customers order them from China.
It is more likely will replace mobile chain in the future. As many phone now do not have the whole to hold a mobile chain, but every phone must have the headphone jack.
Hope can do some help. any questions, messages are welcomed.
Every millimetre is 1/10 of a centimetre. So using that, 35mm = 3.5cm.
you just (bleep) it.
1 in = 2.54 cm 35 in = (35 x 2.54) = 88.9 cm
35mm is approximately 1.38 inches. To convert millimeters to inches, you can use the conversion factor where 1 inch equals 25.4mm. Thus, dividing 35mm by 25.4 gives you the equivalent in inches.
35mm is 1.37795 inches. Direct Conversion Formula 35 mm* 1 in 25.4 mm = 1.377952756 in
Because the film is 35mm wide.
A 35mm slide scanner is good for converting 35mm film into DVDs.
A 35mm wrench....
The Polaroid 35mm film camera features a compact design, manual focus, and a built-in flash. It has a fixed 50mm lens and a shutter speed range of 1/500 to 1 second. The camera is compatible with 35mm film cartridges and has a hot shoe for external flash attachment.
It's spoken as two and a quarter, and yes it is larger since 2 1/4 inches is larger than the imperial equivalent of 35mm (1 1/2" approximately).
A jack pin is a type of fastener or connector used to secure or connect components in various mechanical or electrical systems. It typically consists of a cylindrical pin that can be inserted into a hole or receptacle, allowing for easy assembly and disassembly. Jack pins are commonly used in applications like automotive, manufacturing, and electronics, where reliable connections are essential.
Simple case: First pin to the LEFT of a dot and/or a notch is pin 1. Chip with > 1 dot: The darker/deeper dot is the main dot, first pin to the left is pin 1. No dot or notch, just a semi circle on 1 side: First pin on the left is pin 1.