It is now possible to hack the iPhone to work with your bluetooth stereo headset. The tested platform:-
iPhone 8GB Unlocked using 1.1.1
Nokia BH-503
Also working with 1.0.2

A2DP on iPhone:-

1. Pair your headset, make a test call to see if it works. End the call normally.
2. Dial *#307#, press call.
3. Press the answer button twice with 2 seconds delay in your bluetooth headset (If you don’t do this correctly, you will continue to listen the ringtone in headset)
4. Press answer on iPhone.
5. Press the home button, do NOT end the call.
6. Open iPod and play a song, you won’t get sound from iPhone, nor headset.
7. Once it is playing, press the home button.
8. Open phone.
9. Dial 0, press Call.
10. It will ring again, answer.
11. Press audio source, select your headset.
12. Press home button, do NOT end call. (we’re almost there)
13. Open iPod and play anything you like.

Shorter Way:

1. *#307# Dial, press the bluetooth headset button twice.
2. Answer on iPhone, press source.
3. Select bluetooth headset.
4. Press home button, open iPod, play anything.

Caveat: You cannot receive the calls while the music plays this way.

You can now easily add custom ringtones to the iPhone without using any special software.

1. You need to get the latest iTunes software version 7.5
2. Then grab any ‘m4a’ file (30 to 40 Seconds in duration).
3. Then rename it to ‘m4r’ and double-click on that file.
4. It will get automatically added to the iTunes and will appear in your iTunes-ringtones-Tab and can be synched.

iPhone uses almost the same Video Format as the Video iPods. But iPhone’s resolution is different. iPhone has 320*480 pixel resolution. iPhone supports mp4, h264 video formats. iPhone can play video in 4:3 ratio or even a 16:9 or 16:10.

To convert your DVD and other movie types on to the iPhone format is pretty simple. Just download Videora iPhone Converter. This is a free software and works perfect. You can convert YouTube Videos, Any Online Video, DVDs or VCDs using this simple software.

Another Free iPhone Video Converter is HandBrake. It has more customization options. It even offers a command line tool. Also, it runs on many platforms including Mac and Linux.

Video Albums plays great on the iPhone!. To upload your favorite video albums on to the iPhone :-

1. Connect iPhone to your PC
2. iTunes will startup
3. In iTunes, Under the Devices Tab, Select iPhone
4. Go to Video Tab on iTunes
5. It should show all the TV Shows and Movies you have on your iTunes
6. Check the Sync Movies and select the movies you want to sync with your iPhone
7. Just Sync!