Give you a statement and table with its title in Markdown format, please determine whether the statement is supported or refuted by, or is unrelated to the table. It'a binary classification problem, you should choose the answer between supported and refuted. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| version | dock connection | aux in | battery | iphone certified | video out | dual voltage |
| sounddock series i | firewire | no | no | no | no | yes |
| sounddock series i v2 | usb | no | no | yes | no | yes |
| sounddock series ii | usb | yes | no | yes | no | yes |
| sounddock series iii | lightning | yes | no | yes | no | yes |
| sounddock portable | usb | yes | yes | no | no | yes |
| sounddock portable v2 | usb | yes | yes | yes | no | yes |
Title:
bose sounddock
Statement:
dual voltage is featured in sounddock series i v2
Answer:
supported