2010年12月1日星期三

Apple’s latest version of the iPod touch

Apple’s latest version of the iPod touch hasn’t changed dramatically from the version first introduced in 2007, but the rest of the tech world has. It’s now the age of the “app”, the iPad, and smartphones both big and small. The iPod touch shouldn’t apologize for being Apple’s “iPhone without a phone” anymore; it’s just as valid to call it an iPad that fits in your pocket.

Priced at US$229 (8GB), buy apple peel 520 US$299 (32GB), and US$399 (64GB), Apple’s fourth-generation iPod touch takes everything we loved about the last version and makes it better. The screen is prettier, the processor faster, the design slimmer, and new features, such as an HD camcorder and FaceTime video calls, only make the iPod touch more indispensable to those who aren’t already toting the latest iPhone or Android smartphone.

Design

It isn’t easy to tell apart a fourth-gen iPod touch from previous versions, but there are a few telltale changes. The chromed steel back now lies a little flatter, giving it a slightly thinner profile that’s less prone to wobbling when laid on a table.silly bandz More importantly, the back of the touch now has a camera lens in the upper-left corner, along with a pinhole microphone. The camera placement is nearly identical to the iPhone 4′s camera, though the sensors themselves differ. The camera used on the touch is strictly designed for video recording, but it can be made to capture still frames, whereas the iPhone’s camera pulls equal weight as both a photo camera (5-megapixel sensor, LED flash, HDR support) and an HD camcorder.

Unlike the video camera peel 520 that Apple introduced on the iPod nano in 2009 or the camera on the pocket-size Dell Streak tablet, the touch’s sensor isn’t obscured by your hand when you hold the device naturally.

The same is true of the video camera Apple added to the front of the iPod touch, placed peel 520 buy above the screen and behind the glass, where the earpiece would normally be found on a mobile phone. An integrated speaker is included on the touch, but it’s located behind a tiny speaker grille on the bottom edge of the device, along with a standard dock connection and a 3.5mm headphone jack.

The volume buttons are apple 520 still located on the left edge of the touch, though they’re divided into two distinct buttons now instead of the single rocker switch design used on the two previous models. We took to the new volume button design without any hiccups, but we were thrown a little by Apple’s decision to move the screen sleep/wake button from the left side of the top edge to the right. It’s a win for lefties, we suppose, but it took a little adjusting to.

Aside from the addition of the camera to the face of the iPod touch, the rest is just as you’d expect. There’s a home button below the capacitive touchscreen, which still measures 3.5 inches diagonally. The width of the touch has come down ipod peel from 61mm to 58.9mm, which is made up in a slight growth spurt in height (up to 111 from 109.2mm). The depth of the touch is now 7.2mm, thanks to the flattening of the curved back. Aside from the flatter design making the touch less prone to wobbling on a table, the rest of these subtle design tweaks make no real practical difference–though it  ipod touch peel does prevent you from reusing the case from your old touch.

At 100.9g, this is the lightest iPod touch yet. After spending a year with the third-generation model in our pocket, the thinner, lighter fourth-gen touch feels invisible by comparison. Score one for the skinny jeans.

Features

Unsurprisingly, the iPod touch continues its neck-and-neck, spec-to-spec race with the iPhone. Features that made headlines when they made their iPhone 4 debuted have trickled over to the iPod touch without much fanfare, but are no less impressive. You get the same A4 processor, same three-axis gyro sensor, and an identical Retina Display, sporting an impressive 960 x 640-pixel resolution at a dense 326 pixels per inch. You still can’t make cell phone calls on the touch, surf over a 3G connection, or receive a GPS signal, but the gap between the touch and the iPhone is smaller than ever.

One basic iPhone feature touch users have missed out on for some time now is an integrated microphone. The fourth-gen touch solves the problem with a mono microphone on the back that picks up sound equally in every direction (i.e., omnidirectional). The addition of the microphone is ostensibly there for the connection kit adjacent camcorder and new FaceTime video-calling feature (see below), but also works with features such as the Voice Memos app and third-party VoIP and audio-recording apps that previously required a compatible headset or microphone accessory.

If we had to pick one feature that defines the fourth-gen iPod touch, it’s the new video and photo capabilities. The camera on the back supports HD video recording up to 720p at 30 frames per second. The resulting video file is h.264 QuickTime MP4, which can be edited directly on the device using the basic  sim cutter trim feature or the more advanced iMovie editor (available for US$4.99). You can sync your recordings back to your computer using the included USB cable, or send the results directly from the touch using email, MobileMe, or an upload to YouTube. We also have to give points to the touch for being able to embed roughly estimated geotag information to your photos and videos, provided you keep the Wi-Fi antenna on.

The front-facing camera ipad stylus is convenient for self-portraits and video calling, but its VGA resolution (640 x 480 pixels) can’t compete with the HD camera on the back. A toggle button on the touch screen allows you to seamlessly toggle between the two cameras.

Both cameras are capable ipad mount of taking still shots as well, but the results don’t hold up to the 5-megapixel camera (with LED flash) found on the iPhone 4. Essentially, these photos are simply video stills, which equate to a 960 x 720-pixel resolution using the using the camera on the back, or 640 x 480 pixels using the self-portrait cam. You get the same tap-to-focus capabilities christmas tree lights found on the iPhone 4, but the shots won’t make your digital camera jealous.

Overall, the iPod touch works well as a pocket camcorder, though we still prefer something like a Flip UltraHD when it comes to video quality, audio quality, and plug-and-play flexibility. That said, you can’t browse the Web, download apps, or email your friends from a Flip, so take product comparisons with a grain of salt.

Gaming

Gaming on the iPod touch is better than ever, thanks to the improved display, additional three-axis gyro sensor, and a performance boost from the A4 processor. At the time of this review, there aren’t many apps and games that take full advantage of the new gyro capabilities, which add precise pitch, roll, and yaw motion control to the existing accelerometer and multitouch controls. Nonetheless, the breadth of game selection available through the integrated App Store is exhaustive. Beyond the expected selection of fun, addictive casual games, such as Angry Birds, Scrabble, and Plants vs. santa hats Zombies, there’s a growing number of console-quality titles, such as Mirror’s Edge, Assassin’s Creed, and Madden NFL 11.

It’s worth noting, though, that many of the more intense games take a big toll on the iPod’s battery life. In our initial causal testing, a new game like Mirror’s Edge drained the battery to 20 percent in an hour or so of play. If gaming is going to be your primary use for an iPod touch, it’s probably worth investing in an external backup battery pack.

Another gaming feature introduced with the fourth-generation iPod touch is an Apple-developed app named Game Center, which comes preinstalled. The Game Center app acts as a leaderboard that collects your progress and achievements for all the games installed on your iPod. It also displays the top scores and game rankings of your friends and facilitates wireless, multiplayer gameplay between your friends, or will automatch you with a random player. If you’ve grown tired of playing Scrabble or racing games against the computer, Game Center is Apple’s way of making its game offerings more social. Of course, the cynic in us also sees this is a way for Apple to get people to play and purchase more games, but we have no doubt it will be a productivity-zapping hit.

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