If you use your phone to hear music it's probably a smart idea to invest in an external speaker set for the iPhone 4. If do you know what you are searching for and what you can spend you could find a multitude of different speakers available. There are wireless speakers that use Bluetooth technology, there are very small speakers that are good for traveling. You can spend a ton of money on top quality sound with high tech systems for the iPhone 4. Of course, a person spend a lot to get a decent speaker for your iPhone 4 if you just want something basic. If you need a functional wallet type protective case for your iPhone 4 the Elan Passport Wallet is the way to go. It's basically a stylish wallet with a convenient pouch for your phone. There is a scratch free lining that allows your screen to be protected from damage or smudges. This enables you to keep everything in one place including your phone. There are slots for your credit cards and ID, as well as a compartment for cash or important papers. With all of these pockets it's no doubt this will be ultra convenient for protection and transportation of your iPhone. spybubble review One cool accessory if you would like great sound, and a chance to talk on the phone hands free are the Bluetooth stereo headphones made by Motorola, Motorokr S305. For answering calls, you may use the mic that's inserted into these headphones.