السلام عليكم ورحمة الله
م اهم أجهزة الملتي ميديا "الوسائط المتعددة" المعروف للكثيرين جهاز apple iPod الواسع الاستعمالات الوسائطية
فتحت شركتي NVIDIA و MicroSoft النار على نضيرتها Apple حيث اصدرت الشركتين جهازهما الجديد ZUNE HD
حيث دعمة شركة NVIDIA الجهاز بشريحة NVIDIA Tegra التي ستعطي الجهاز قوة في الأداء وتشغيل الوسائط والتي من أهمها HD Video
وقد زود الجهاز بشاشة نوع OLED كما تم اعتماد اصدارين ( 16GBayte, 32GBayte ) وأضيفة فيه تطبيقات عديدة مثل الاعاب 3d .
كما ان شركة MicroSoft لم تصرح رسميا بمنافستها لـ Apple IPode Tuch ولكن من ينضر يستنتج ذالك.
هذة مواصفات الجهاز الجديد ZUNE HD
Size and weight
Size: 52.7 mm x 102.1 mm x 8.9 mm (w x h x d)
Weight: 2.6 ounces (74 grams)
Battery
Music, up to 33 hours (wireless off); video, up to 8.5 hours2
Charge Time: Approximately three hours when connected to your PC; approximately two hours with A/C adapter
Screen
Size: 3.3-inch OLED color display, 16:9 aspect ratio
Type: Scratch-resistant glass with touch input capability
Orientation: Vertical (music) and horizontal (videos)
Resolution: 480 pixels x 272 pixels
Wireless
Connectivity: 802.11b/g compatible
Wireless sync
Yes
Connectivity: 802.11b/g compatible
Authentication modes: Open, WEP, WPA, and WPA2
Encryption modes: WEP 64- and 128-bit, TKIP, and AES
Audio support
Windows Media® Audio Standard3 (WMA) (.wma); Up to 384 Kbps; constant bit rate (CBR) and variable bit rate (VBR) up to 48-kHz sample rate; WMA Pro two channel up to 768 Kbps; CBR and VBR up to 48-kHz
WMA Lossless: two channel up to 768 kbps and 48-kHz
Advanced Audio Coding (AAC-LC) (.mp4, .m4a, .m4b); .m4a and .m4b files without FairPlay DRM up to 320 Kbps; CBR and VBR up to 48-kHz
MP3 (.mp3); Up to 320 Kbps; CBR and VBR up to 48-kHz
Picture support
JPEG (.jpg)
Video support
Windows Media Video (WMV) (.wmv); Main and Simple Profile, CBR or VBR, up to 10.0 Mbps peak video bit rate; 720 pixels x 480 pixels up to 30 frames per second (or 720 pixels x 576 pixels up to 25 frames per second); Advanced profile up to L2, 1280 pixels x 720 pixels up to 30 frames per second, CBR or VBR, up to 14.0 Mbps peak video bitrate;Zune software will transcode HD WMV files above stated capabilities at device sync
MPEG-4 (MP4/M4V) (.mp4) Part 2 video3; Simple Profile up to 4.0 Mbps peak video bit rate; 720 pixels x 480 pixels up to 30 frames per second (or 720 pixels x 576 pixels up to 25 frames per second); Zune software will transcode HD MPEG-4 files at device sync
H.264 video3; Baseline Profile + bframes, up to 10 Mbps peak video bit rate; 720 pixels x 480 pixels up to 30 frames per second (or 720 pixels x 576 pixels up to 25 frames per second);1280 pixels x 720 pixels up to 30 frames per second, up to level 3.1 and 14.0 Mbps peak video bitrate; Zune software will transcode HD WMV files above the stated capabilities at device sync
DVR-MS4; Zune software will transcode at time of sync
Audio output
Analog Audio Out; Optical Digital Audio Out (requires additional dock, sold separately)
Video output
HDMI or Composite (requires additional dock, sold separately)
Radio
Built-in FM/HD Radio™ receiver5
Included accessories
Headphones
Zune Sync Cable
Three pairs of foam earpiece covers
Ports
Connector port
3.5mm Headphone jack
المصدر الموقع الرسمي لـ ZUNE HD
VS
NVIDIA و MicroSoft تطلق ZUNE HD ضد apple iPod 
العرض العادي
