iPod nano 5th generation: Built-in video camera Larger 2.2-inch display with 240-by-376 resolution New polished anodized aluminum finish, curved glass, and new electrifying colors Built-in mic and speaker VoiceOver FM radio with Live Pause and iTunes Tagging Built-in pedometer Genius Mixes and Genius playlists Accelerometer and Cover Flow Holds up to 4,000 songs or up to 16 hours of video Up to 24 hours of audio playback per battery charge or up to 5 hours of video playback Size and weight Height: 3.6 inches (90.7mm) Width: 1.5 inches (38.7mm) Depth: 0.24 inch (6.2mm) Weight: 1.28 ounces (36.4 grams) Capacity 16GB flash drive Holds up to 4,000 songs in 128Kbps AAC format Holds up to 14,000 iPod-viewable photos Holds up to 16 hours hours of video Stores data via USB flash drive Accessibility Spoken menus allow listeners to hear many of the names of menus, song titles, and artists without viewing the screen An alternative large font can make menus easier to read A high-resolution LCD display with adjustable contrast and backlight settings makes it easier to read in low light Captions in video are displayed when they are present using a legible, high-contrast white-on-black font Environmental Status Report iPod nano embodies Apple's continuing environmental progress. It is designed with the following features to reduce environmental impact: Arsenic-free glass BFR-free Mercury-free PVC-free Highly recyclable Display 2.2-inch (diagonal) TFT display 240-by-376-pixel resolution at 204 pixels per inch Audio Frequency response: 20Hz to 20,000Hz Audio formats supported: AAC (8 to 320 Kbps), Protected AAC (from iTunes Store), HE-AAC, MP3 (8 to 320 Kbps), MP3 VBR, Audible (formats 2, 3, 4, Audible Enhanced Audio, AAX, and AAX+), Apple Lossless, AIFF, and WAV User-configurable maximum volume limit Headphones Earphones Frequency response: 20Hz to 20,000Hz