Monthly Archives: February 2016

How to pick up a high-quality Bluetooth speaker

Bluetooth speaker at lightning speed has swept the entire audio market. There are a variety of differentiated products flooding, refining market is imperative. For different applications, there have been roughly three types of Bluetooth speakers: Bluetooth portable speakers, outdoor Bluetooth speaker, home Bluetooth speaker.

Portable  Wifi Bluetooth Stereo Speaker

Then how to pick up a high-quality Bluetooth speaker among such a huge speaker system? Just roughly actually pick from the following aspects, you can find a Bluetooth speaker preferred.

First, the sound quality
Two-channel audio speaker unit are far better than the mono speaker in terms of physical structure or cavities.
No matter what the speaker is,of which we need to personally hear the sound just considering some data, if the maximum decibel is less than 80,definitely,it feats as a home speaker. The greater the value of the SNR, the stronger anti-interference ability, the better fidelity.Please pick up those with SNR not less than 70dB.

Wooden Speaker

Second, the functional
Not the more, the better. Some additional features may even become tasteless, some additional features may be tasteless,take some of speakers changing the songs by being shaking for example, it would tend to unexpectedly change the songs. Some are preferable, such as hands-free features radiation protection and facilitating answer the call..
Of course, how the Bluetooth speaker function is closely linked with the Bluetooth version, the current common market Bluetooth version are 2.0,2.1,3.0,4.0. the transmission rate of Bluetooth version 2.0, 2.1 is up to 2Mbps or more. the transmission rate of the latest version3.0, 4.0 jump to more than 24Mbps, the transmission distance is up to 60 meters.The higher the Bluetooth version,the faster the reception rate, the farther the transmission distance,the fewer the power consumption of speaker, the better the speaker sound fidelity.Obviously, the higher version of Bluetooth speakers is better.
Some outdoor Bluetooth speaker features with three anti (waterproof, dustproof, shockproof), which is a very nice.


Third, lifespan
No matter what the Electronics, the longer the lifespan,the better.The endurance capacity of bluetooth speaker is properly at least 8 hours or more.What should be noted is the battery capacity, battery capacity = time×power÷ battery voltage, so the greater the capacity, the longer the battery life. Take the two-channel speaker for example, their power is concentrated between 4 ~ 8W. The battery capacity shall be 1500mAh or more to achieve the desired playing time.


Fourth, portability
For portable outdoor bluetooth speaker. How to choose the size of portable speaker speaker is based on where it would be placed, we need to be able to facilitate all carry in any case. At this point, those rounded are better than those shaped.LED-Bluetooth-speaker-light

Fifth, material
A good Bluetooth speaker is known as necessarily sophisticated materials and sophisticated technology. As far as the Bluetooth speakers crudely made flooding on the market are concerned, many of lead paint are exceeded, these materials would unwittingly affect human health. So you must check the quality inspection certificate when buying . The the the details at the speaker reflects product process, those with neat the key and exquisite analog line and good feeling tend to be not bad.

bluetooth speaker

Sixth, appearance
Difficult to reach, but it is definitely based on your preferences, I prefer to the mini size.

How to diy a iPhone 4 leather case

iPhone 4 leather case

In this tutorial, Onu-mall will show you how to use a junk bag to make a iPhone 4 leather case. Here we go.

The tools and materials need to be prepared for the old leather making iPhone 4 leather case:

Precision chisel, hand stitches, cone, rulers, scissors, thread of wax, sheep skin.


old leather garments to diy iPhone leather case

1.Find an old bag not used, or old leather garments no longer wore .

Cut sutures along the seams to diy iPhone leather case

2.Cut sutures along the seams

cut liner down to diy iPhone leather case

3.If there is liner, cut it down.

Glue together the back of the leather and liner to diy iPhone case

4.Glue together the back of the leather (flesh side of layer) and liner

rule the size to diy iPhone leather case

5. do not cut unless make sure the size: 14.4cm × 13.2cm(the size of iPhone 4)after the glue dry.

one end folded radiused to diy iPhone leather case

6.Make sure that one end folded is radiused.

Glue inside edges together to diy iPhone leather case

7.Glue inside edges together to make sewing easier and keep the alignment of the leather.

Use a pencil mark where required stitches to diy iPhone leather case

8.Use a pencil mark where required stitches, try to maintain a consistent distance between the pinhole.

Perforate with an awl on the marked sign to diy iPhone leather case

9. Perforate with an awl on the marked sign. ( use the pitch wheel will improve efficiency.).

Start sewing at the openings to diy iPhone leather case

10. Start sewing at the openings, you can multi-line to ensure a secure perimeter of the opening.

sew at the openings to diy iPhone leather case

11. Sew openings to prevent open.

seam down along the edge to diy iPhone leather case

12.Seam down along the edge once finishing sewing the opening 13.

13. Finally, reverse a few stitches.

Burned the thread cut with a lighter to diy iPhone leather case

14. Burned the thread cut with a lighter (If it is to use glue cotton line)

Stain the edge to diy iPhone leather case

15. Stain the edge (tangent plane). If there is nothing dyed tool around you , switch to markers to paint it black.

A iPhone 4 leather case is done. Is not it simple?

How to diy a phone holder

phone holder

You must have tons of waste idle cards, Onu-mall would like to teach you how to diy a phone holder  making you no longer hand holding a cell phone to watch movies while enjoying free time relaxing viewing time, ha ha! Here we go!

Prepare a waste cards and a pair of scissors.

waste card and a pair of scissors to diy phone holder

How to cut out as shown in Figure

how to cut out a card to diy a phone holder

Fold symmetrically!

Fold symmetrically a card to diy a phone holder

Down.So easy!

phone mount holder stand

You would not wait to put the phone on the phone stand, awesome!
Come and diy it! !

How to diy a beautiful personalized iPhone case

Here we go to learn about how to make a simple and beautiful colored graffiti iPhone case

Tools specifically for the hand colored iPhone case: a transparent iPhone case, colorful acrylic paints, oil paints and palette.

a transparent iPhone case, colorful acrylic paints, oil paints and palette a transparent iPhone case and colorful acrylic paints and oil paints and palette

1, make sure what customizable color you are interested in,take the gradient color for example, call up the lightest  color in the palette, paint with a brush on a clean iPhone case (note to stroke broad and powerful making a painterly feel).

How to diy a personalized iPhone case.1

2, mix in your second color by blending your first and second colors together before applying to the case,

How to diy a personalized iPhone case.2

3,finishing by blending in your third and final color, if you want your colors to be less transparent, let paint dry in between layers before adding a second coat.


How to diy a personalized iPhone case.3

4, the color around the edges of the painting should be carefully modified to make it tidy.

How to diy a personalized iPhone case.4

Just need ten minutes, the original phone case would change into those with a sense of artistic graffiti.

Which car phone moblie holder is popular

Mobile phones have become an indispensable product in our daily lives, we typically put the phone in the pocket or handbags. But sometimes we have to take it out when driving or using navigation or fearing missing important calls etc. To make it easier and simpler to operate, car phone holder came into being, most of us have used the car phone holder, then which one on the market is easy to use and popular on the market?Here we go!
■ the phone car holder fixed with a sucker

the phone car holder fixed with a sucker

As shown in above figure,it is similar to a hair clip, Onu Mall suggest the left one which can change the length in order to respond to different needs. 105mm maximum opening clip can be basically support all of the mobile phone with 7-inch screen or less.
Advantages: installation location diversity,support for large screen mobile phone
Disadvantages: we need use both hands to grip and remove the phone
Sucker easily fall when mist or water droplets on the windshield and block the line of sight

■ manual car phone mobile holder with outlet

manual car mounting phone holder

Classic manual cell phone holder supports a variety of air-conditioning outlet style excluding those circular or rotatable outlets, you shall make sure the product material, ABS new material is generally the most durable, while picking up those fixed with the outlet and glass sucker products.
Pros: Just use single hand to fix the phone or remove the phone from the car phone stand,it can support 7-inch screen navigation,bottom bracket rotatably supports multiple charging port
Cons: it is not convenient to use when driving
Clip is too flat

■ upgraded semi-outlet car phone mounting bracket

car phone mounting bracket

The phone holder would automatically hold the phone, how to work as following: when both sides of the bracket claws open, the front bracket button would pop up, both sides of the claws automatically rebound when you put the phone in the car holder and the backup of the phone press he button of car holder, thereby fixing the phone.
Pros: it is more convenient than purely manual car phone holder,the “paw” front-end clipping the phone with a protrusion can effectively prevent the phone from falling
Cons: it can only support maximum 5-inch screen mobile phone, bottom bracket can not rotate,it does not apply to the phone whose charging port is not at center of the bottom of the phone

car mobile phone holder fixed with double-sided adhesive

car phone holder

The advantages and disadvantages are highlighted. It can be firmly firmly installed and optionally placed on the car, it is compact and does not take up space. The disadvantage is that it is difficult to remove it once fixed, 3M double-sided adhesive is know for pretty strong viscosity. the phone with radians is invalid.

In addition to the above recommendations, please be careful to buy the following products for safety of life and property,.
■car mobile holder similar to the bracket mounted on the steering wheel

car bracket mounted on the steering wheel

It is actually a patch attached to the center of steering wheel. the backup with no pattern directly attached to the steering wheel, the other side with pattern paste phone. Since the airbags are located in the middle of the steering wheel, it would endanger the safety once the airbag pops up.
■ car phone holder with a skid pad

car phone holder with a skid pad

It is essentially a non-slip pad just with a groove standing the phone rather than a car phone holder. Because the product so versatile and cheap good sales. It has been criticized as those with significant security risk ,the mobile phones can easily be thrown off when we brake or shift .

In short: None of car phone holder is perfect,those hot selling or expensive may be not necessarily suitable for you. In any case, safety is the most important before the selection of our favorite car phone holder.