iPod Nano 7th - 16GB Blue

Display
2.5-inch (diagonal) widescreen Multi-Touch display
240-by-432-pixel resolution at 202 pixels per inch

Wireless
Bluetooth 4.0
Nike+ support

External Buttons and Connectors
Home
Volume Down
Play/Pause
Volume Up
On/Off Sleep/Wake
3.5-mm stereo headphone minijack
Lightning connector

Audio Playback
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
Video Format Support
H.264 video: 720 by 576 pixels, 30 frames per second; Baseline, Main, and High-Profile level 3.0 with AAC-LC audio up to 256 Kbps; 48kHz; stereo audio in .m4v, .mp4, and .mov file formats
MPEG-4 video: up to 2.5 Mbps, 720 by 576 pixels, 30 frames per second; Simple Profile with AAC-LC audio up to 256 Kbps; 48kHz; stereo audio in .m4v, .mp4, and .mov file formats
FM Radio
Regional settings for Americas, Asia, Australia, Europe, and Japan
Live Pause feature for pausing a radio broadcast and rewinding (within a 15-minute buffer)
Sensor
Accelerometer

Power and Battery3
Built-in rechargeable lithium-ion battery
Music playback time: Up to 30 hours
Video playback time: Up to 3.5 hours
Charging via USB to computer system or power adapter (sold separately)