what is dual power

5:29

4:37

5:15

1:56

9:39

3:58

9:54

4:44

8:21

3:58

2:52

8:28

23:48

13:39

7:19

8:24

49:32

2:36

37:26

27:06

2:31

2:48

4:48

3:49

16:26

5:52

14:22

4:47

34:18

17:37

7:37

11:43

5:51

6:25

3:02

12:52

22:38

12:07

1:41

2:32

3:47

49:38

5:02

34:36

2:24

23:01

6:14

1:37

00:57

13:40

2:07

9:44

7:03

5:05

3:38

1:17:34

13:13

9:11

10:29

3:03