Software
iOS
36%
9
Android
32%
8
None
28%
7
Windows Phone
4%
1
Compatibility
11+
19%
3
4-10
25%
4
1-3
44%
7
0
13%
2
Reviews
83%
10
17%
2
Price
<$49
83%
10
$50-99
17%
2
Connectivity
Power Supply
Cloud / Server
Stand-alone
Color