'The FM radio and JPEG photo viewer found on the NWZ-S710F are nothing special, but both are easy to use and add value to the device.'
'In PC World Test Center audio tests, it netted a signal-to-noise ratio score of 82 decibels--just a shade below the latest iPods and the top-ranked Creative Zen X-Fi --as well as a barely registering harmonic distortion and noise level of 0.01 percent. '
'Its indoor video quality is poor, and without even basic controls for brightness and contrast, there's nothing you can do to compensate for bad lighting.'
'Slim design with larger screen.'
'The bundled headphones do a capable job of rendering FM-quality broadcasts but fall a little flat when it comes to high-quality audio files, and still struggle with sounds at either extremes -- rolling, deep bass or high trebles came out a little squidgy for our tastes.'
'I plugged several pairs of headphones into the new nano and I was as pleased as ever with the sound, playing MP3, AAC, and AIFF files.'
'Genius feature creates on-the-go playlists around a single song.'
'maximum volume level'
'The controls on the device are fairly simple: a circular set of buttons allows you to move forward and backward between tracks (right and left), and increase and decrease the volume (top and bottom).'