Retrieve running apps:
• Allows the app to retrieve information about currently and recently running tasks. This may allow the app to discover information about which applications are used on the device..
Run at startup:
• Allows the app to have itself started as soon as the system has finished booting. This can make it take longer to start the device and allow the app to slow down the overall device by always running..

Read your contacts:
• Allows the app to read data about your contacts stored on your device, including the frequency with which you've called, emailed, or communicated in other ways with specific individuals. This permission allows apps to save your contact data, and malicious apps may share contact data without your knowledge..

Read your text messages (sms or mms):
• Allows the app to read SMS messages stored on your device or SIM card. This allows the app to read all SMS messages, regardless of content or confidentiality..
Receive text messages (sms):
• Allows the app to receive and process SMS messages. This means the app could monitor or delete messages sent to your device without showing them to you..
Send sms messages:
• Allows the app to send SMS messages. This may result in unexpected charges. Malicious apps may cost you money by sending messages without your confirmation..

Read the contents of your usb storage:
• Allows the app to read the contents of your USB storage..

Record audio:
• Allows the app to record audio with the microphone. This permission allows the app to record audio at any time without your confirmation..

View wi-fi connections:
• Allows the app to view information about Wi-Fi networking, such as whether Wi-Fi is enabled and name of connected Wi-Fi devices..
Full network access:
• Allows the app to create network sockets and use custom network protocols. The browser and other applications provide means to send data to the internet, so this permission is not required to send data to the internet..
Control near field communication:
• Allows the app to communicate with Near Field Communication (NFC) tags, cards, and readers..
View network connections:
• Allows the app to view information about network connections such as which networks exist and are connected..
Connect and disconnect from wi-fi:
• Allows the app to connect to and disconnect from Wi-Fi access points and to make changes to device configuration for Wi-Fi networks..

Read phone status and identity:
• Allows the app to access the phone features of the device. This permission allows the app to determine the phone number and device IDs, whether a call is active, and the remote number connected by a call..

Pair with bluetooth devices:
• Allows the app to view the configuration of Bluetooth on the device, and to make and accept connections with paired devices..
Access bluetooth settings:
• Allows the app to configure the local Bluetooth device, and to discover and pair with remote devices..

Send sticky broadcast:
• Allows the app to send sticky broadcasts, which remain after the broadcast ends. Excessive use may make the device slow or unstable by causing it to use too much memory..

Prevent device from sleeping:
• Allows the app to prevent the device from going to sleep..
Allow wi-fi multicast reception:
• Allows the app to receive packets sent to all devices on a Wi-Fi network using multicast addresses, not just your device. It uses more power than the non-multicast mode..

Change your audio settings:
• Allows the app to modify global audio settings such as volume and which speaker is used for output..

New sound settings are added to some models of the car audio.
Improving on the quality of operation.
SongPal compatible devices have been added. Please refer the Compatible Device List.