Should i get the micoach speedcell for soccer with iphone adapter or pc?

I have an iphone and a pc and i was wondering which one i should connect it to, some differences pros and cons?

The good shoping place, the new season approaching, click in., characteristic, novel style, varieties, low price and good quality, and the low sale price. Thank everyone
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Air Jordan (1-24) shoes $35
Jordan (1-22)&2009 shoes $45
Nike shox (R4, NZ, OZ, TL1, TL2, TL3) $35
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T-shirts (polo, ed hardy, lacoste) $14
Jean (True Religion, ed hardy, coogi)$34
Sunglasses ( Oakey, coach, Gucci, Armaini)$15
New era cap $16
Bikini (Ed hardy, polo) $18
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=== http://www.fashion-long-4biz.com
=== http://www.fashion-long-4biz.com
=== http://www.fashion-long-4biz.com
=== http://www.fashion-long-4biz.com
=== http://www.fashion-long-4biz.com
=== http://www.fashion-long-4biz.com