• Suitable for mains and device charging; connect it to your existing power supply to charge faster (recommended), or connect it to your computer/laptop to sync and charge simultaneously (may slower).• Compatible with: iPhone 4s, iPhone 4, iPhone 3Gs, iPhone 3G, iPod touch 1. Generation, iPod touch 2nd Generation, iPod touch 3rd Generation, iPod touch 4. Generation, iPod nano 1st Generation, iPod nano 2nd Generation, iPod nano 3rd Generation, iPod nano 5th generation, iPod nano 5th Generation, iPod nano 6th Generation, iPad (1st Generation), iPad 2, iPad (3rd Generation), iPod classic 160 GB, iPod classic 2.• Lightweight and durable for long term use; our 30-pin USB data sync cable is lightweight and can be easily rolled up. The durable cable jacket also protects the cores and resists kinks and tangles, making it perfect for travelling or on holiday.• Connection type: USB 2.0