Emotional Soothing
Sleep Soothing
K6
K5
S7R
K8
L3
K3
K1
K7
Model
10 lullaby sounds
10 white noise sounds
8 interactive sleep sounds
1 lullaby sound
1 shush sound
1 cat purring sound
1 white noise sound
3 natural sounds
1 lullaby sound
1 shush sound
1 heartbeat sound
1 white noise sound
2 natural sounds
3 white noise sounds
4 lullaby sounds
3 heartbeat sounds
3 shush sounds
3 natural sounds
4 lullaby sounds
1 heartbeat sound
1 white noise sound
7 natural sounds
4 lullaby sounds
1 heartbeat sound
1 white noise sound
4 natural sounds

6 lullaby sounds
1 fan sound
3 white noise sounds
10 natural sounds
4 lullaby sounds
1 heartbeat sound
1 white noise sound
7 natural sounds
Sounds
Yes
Yes
Yes
Yes
Yes
No
Yes
No
Warm Light
Non-stop or Timer
Non-stop or Timer
Non-stop or Timer
Non-stop or Timer
Non-stop or Timer
Non-stop or Timer
Non-stop or Timer
Non-stop or Timer
Sleep Timer
StepLess tuning
10 levels
6 levels
StepLess tuning
3 levels
10 levels
10 levels
10 levels
Volume
Type-B
Type-C
Type-B
Type-C
Type-B
Type-B
Type-C
Type-C
USB Port
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Charging Cable
Yes
No
No
No
No
Yes
Yes
No
Cry Sensor
No
No
No
No
Yes
No
No
Yes
Recordable