Gaoyi Tech B-31 User manual

1
Gaoyi Tech Limited
Statement
1. Without the prior written permission of our company, it is strictly prohibited to copy, transfer, distribute
and store any content in this manual in any form.
2. In the preparation of this manual, the content has been correct and complete, but it does not guarantee
that the manual does not contain any errors or omissions. The company will not be responsible for any
errors or omissions that may arise in this brochure.
3. In keeping with the strategy of sustainable development, we reserve the right to revise and improve any
product described in this manual without prior notice.
4. In no case shall we be liable for any loss of data or income, or any special, incidental, incidental, or
consequential loss, whatever the cause of the loss.
Attention Matters
This section is for users to correctly use the player and make sure the player is in good condition. Please
read and follow it carefully.
Do not hit the mainframe severely
Avoid exposure to chemicals such as benzene, thinners, etc..
Please stay away from the strong magnetic field and electric field.
Please avoid direct light or heating appliances
Do not disassemble, repair and rebuild .
Don't listen to loud volume so as not to have a bad effect on hearing
Waste packaging, batteries, old electronic products, please be dealt with
properly
Basic function
Support U disk play music.
Support TF Card music play；
Support audio line, LINE, IN input, play music；
Support 88.1MHz-107.9 MHz FM connection；
Support lyrics display function；
Support playback memory function；
Support infrared remote control function；

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on/off
Electrically powered, black white, display Car mp3.
Open mobile phone music player, mobile phone terminal to control music play / pause and under the song,
U disk, TF card to play music in the music machine control panel buttons pause / play, on the next song.
Notes：
1. The earphone hole is an input audio function, and the earphone mouth of the music playing instrument
(such as a mobile phone) is inserted by the audio line, and then the radio is connected to play music on
the radio；
2. The top USB port is the U disk jack；
3. The USB port at the handle is the charging port 5V/2.4A；
4. The lyrics name and the song name are consistent, and the lyrics suffix called.Lrc can realize the lyrics
display function；
5. Mode to play the memory function of U disk or TF card play, (not pull U disk or TF card under the
machine off, then power will play the same song before the power).
LED light definition
The power on screen is very bright
External charging function
The machine handle USB port has the charging function.
FM Transmitter:CarFMplayer
Audiointerface

3
SD card slot
USB port for using U disk
USB port output 2.4A for charing
car radio
Ope n Frequency:
88.1-107.9MHz, step size:100kHz
Max.ERP: 33.68 dBuV/m
Hardware Version: V1.3
ware Version: V1.0
Environmental Condi ons:
Working Temperature -15~ 40℃
Working humidity 65+/-20%RH
88.1-107.9MHz can be used in Europe without restric on.
Hereby, Gaoyi Tech Limited, declares that this FM player / B-31, is In compliance with the essen l Requirements
and other relevant provisions of RE Dir ve 2014/53/EU.
Version:V1.0
Date:2017.7.20
Manufacturer: Gaoyi Tech Limited
Address: 5th Floor, Building F2, Huafeng Industrial Zone, Hangcheng Road Xixiang Town, Bao An District,
Shenzhen,China
FCC NOTE：
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 manufacturer is not responsible for any radio or tv interference caused by unauthorized modifications or change to this
equipment. Such modifications or change could void the user’s authority to operate the equipment.
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.