USB Data Charge Sync Cable for Samsung Haven U320 USB data cable for transfer and syncing with your cell phone. Drivers and software not included. Connect your cell phone with your PC/Laptop by the USB port. Allows to manage & backup your phonebook, and change ring tones/logo etc. Allows you access your contacts, PC data, the internet and e-mail. Transfer rate up to 4 Mbps. Generation X antenna booster included which enhances signal strength.