Amazon.com: SLLEA 1/8 inch (3.5mm) 6FT Male to Male Audio Line Out to Input Cord for Philips iPod/iPhone 4 4S 5 5S 5C MP3 Link iPAD Portable iPod Speaker Dock : Electronics
Amazon.com: Klipsch iGroove SXT 30-Pin iPod/iPhone Speaker Dock (Discontinued by Manufacturer) : Electronics
ePartSolution_Replacement Part for iPhone 4S Speaker Earpiece Audio Sound Receiver Unit USA : Cell Phones & Accessories - Amazon.com
docking speaker DS1150/37 | Philips
Amazon.com: Apple iPhone 4 | 4S Case, Case Army Scratch-Resistant Slim Clear Case for Apple iPhone 4 | 4S | 4G Silicone Crystal Clear Shock-Dispersion Technology Cover with Bumper (Limited : Cell
Amazon.com: ZAGG InvisibleShield Case Friendly Smudge-Proof Screen Protector for Apple iPhone 4 / iPhone 4S : Cell Phones & Accessories
Dexim Supercharged Leather Power Case - iPhone 4S / 4 Reviews
GOgroove MOVE Sleek Portable and Wall Mountable SonusMAX Speaker System for Apple iPhone and iPod - Works for all generation iPods / iPhone 3 , 3GS , 4 , 4S | Amazon
Amazon.com: Mini Portable Speaker with 3.5mm Aux Input Jack, 3W Mobile Phone Line-in Speaker for iPhone iPad iPod Tablet Cell Phones, Gifting for Girls/Kids, Rose Gold : Electronics
Amazon.com: iFixit Screen Compatible with iPhone 4S - Repair Kit - Black : Cell Phones & Accessories