on/off TF card USB DC in previous song and volume down Play/Pause next song and volume up Specifications:
Bluetooth version:5.0 Rated power: 10W RMS Frequency response: 20Hz-20KHz SNR:> 80dB Battery charging time: 3.5 hours 5V/1A Music playing time: up to 1 hours (Testing at 80% and 50%
volume with average music sound) BT received distance: 10M Power: 10W Product size (L x W x H mm):96*96*209mm Function Bluetooth Music Player/TF card Player/USB Flash Player/
Hands-Free Function/Radio Function Effective Light Function Operation:
+/- Button Short press + : Raise volume Long press + : Next track Short press - : Lower volume Long press - : Previous track Play Button Pause/Playback ON/OFF:Turn on/ Turn off Device M button: Shift Bluetooth/TF/USB/Radio play model Light Button:Shift the light model,Long press turn off the light. Play Mode Light Mode This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
Reorient or relocate the receiving antenna.
Increase the separation between the equipment and receiver.
Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
Consult the dealer or an experienced radio/TV technician for help. Caution: Any changes or modifications to this device not explicitly approved by manufacturer could void your authority to operate this equipment. This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. The device has been evaluated to meet general RF exposure requirement.