Bluetooth audio function operation ModelS91, S90 FCC ID:2ADTF-S19 1. Start up: start up manually - turn the toggle switch to the on direction, and the blue light will flash with a "power on" tone. 2. Enter the pairing state: after the toggle switch is turned on, it will enter the pairing mode for about 2 seconds, accompanied by the "Bluetooth mode." prompt tone, and the sound blue light will flash. 3. Connection status with the mobile phone: turn on the "settings Bluetooth" in the mobile phone
- click "T90" to connect to the audio machine, then the audio The blinking blue light of will change to a long blue light accompanied by a "Bluetooth is connected" tone. 4. Disconnected from the mobile phone: after the mobile phone is disconnected from the audio machine, the blue light of the audio changes to flash, accompanied by a "disconnected" tone. 5. Music play / pause: connect with the mobile phone and open the player. Briefly press the key once to play the music. Repeat the operation to pause the song. When playing the music, the blue light will be on Blink once in 1 second, music pause blue light is on for a long time 6. Play the next song: when the audio system briefly presses the key once while playing the song, the next song in the mobile phone will be played automatically. 7. Play the previous song: when the audio system briefly presses the key once while playing the song, it will automatically play the previous song in the mobile phone. 8. Volume +: long press the key once when the audio is playing a song, the volume will be increased. When the volume is maximum, the prompt sound "maximum volume". 9. Volume: long press the key once when the audio is playing a song, the playing volume will be reduced. When the volume is minimum, the prompt "minimum volume" will sound 10. Answer the call: click the key in the call state, and the telegram number + you have call will come from the call prompt tone. 11. Hang up: click the key in the call state. 12. Reject the incoming call: press and hold the key for 1 second under the status of incoming call. 13. Cancel dialing: click the key in dialing status. 14. Automatic back connection: after the audio is paired and connected with the mobile phone, and the Bluetooth of the mobile phone is on, when the audio is turned off and turned on again, the audio Connect the mobile phone automatically; when the audio and mobile phone are out of the range of signal distance, they will be disconnected Within about 10 meters, the stereo will automatically connect. 15. Low power alarm: when the sound is lower than 20% and the power is 3.5V, the low power prompt sound "battery low" will be given every 150 seconds. 16. Low power off: when the sound is lower than the normal working power 3.2, the sound will automatically turn off, and the prompt sound "power off"
17. Shutdown: manual shutdown - turn the toggle switch to the off direction, and the prompt sound "power off". How to charge the audio battery 1. There is a USB charging interface on the back of the audio. Plug in the USB cable to enter the charging mode. 2. The indicator light of the audio is blue when charging. The stereo is fully charged, and the four indicator lights are on for a long time. At the same time of charging the audio, four indicator lights will display the power of the charging box, 1-25% power display 1 grid blue light 26-50% power display 2 grid blue light 51% ~ 75% power display shows 3 grid blue lights, 76% ~ 100% power display shows 4 grid blue lights. NOTE: 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 Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the 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.