[. . . ] To reduce the risk of fire or electric shock, do not expose this apparatus to rain or moisture. You are cautioned that any changes or modifications not expressly approved in this manual could void your authority to operate this equipment. [. . . ] 400 kJ/m3 high power neodymium magnets produce high-resolution treble and midrange with powerful bass. Hybrid silicone rubber earbuds for secure fit and long-term wearing comfort. How to use Wear the earpiece marked in your right ear and the one marked in your left ear. There is a tactile dot on the unit marked to distinguish the left side. Centre button Plays/pauses a track of the connected iPod product with a single press. Starts the "VoiceOver*" feature with a long press (if available). Microphone * Availability of the "VoiceOver" feature depends on iPod and its software version. If the earbuds do not fit your ears correctly, lowbass sound may not be heard. To enjoy better sound quality, change the earbuds to another size, or adjust the earbuds position to sit on your ears comfortably and fit your ears snugly. When you change the earbuds, install them firmly on the headset to prevent the earbud from detaching and remaining in your ear. To check the transparent earbud sizes The transparent earbud sizes are distinguished by a line pattern (see fig. To check the black earbud sizes The black earbud sizes are distinguished by the inside colour (see fig. [. . . ] Optional replacement earbuds can be ordered from your nearest Sony dealer. IPod touch 4- iPod touch 3- iPod touch 2- iPod nano 6- iPod nano 5- iPod nano 4- iPod classic 120 160 (2009) iPod shuffle 4- iPod shuffle 3- iPhone 4 iPhone 3GS iPad IPod touch 4- iPod touch 3- iPod touch 2- iPod nano 6- iPod nano 5- iPod nano 4- iPod classic 120 160 (2009) iPod shuffle 4- iPod shuffle 3- iPhone 4 iPhone 3GS iPad IPod touch 4th generation iPod touch 3rd generation iPod touch 2nd generation iPod nano 6th generation iPod nano 5th generation iPod nano 4th generation iPod classic 120GB 160GB (2009) iPod shuffle 4th generation iPod shuffle 3rd generation iPhone 4 iPhone 3GS iPad IPod touch 4 iPod touch 3 iPod touch 2 iPod nano 6 iPod nano 5 iPod nano 4 iPod classic 120GB 160GB (2009) iPod shuffle 4 iPod shuffle 3 iPhone 4 iPhone 3GS iPad IPod touch generaia a 4-a iPod touch generaia a 3-a iPod touch generaia a 2-a iPod nano generaia a 6-a iPod nano generaia a 5-a iPod nano generaia a 4-a iPod classic 120 GB 160 GB (2009) iPod shuffle generaia a 4-a iPod shuffle generaia a 3-a iPhone 4 iPhone 3GS iPad [. . . ]