Telmall T8215 Double Sided Portable Bluetooth Stereo Speaker Instruction Manual

Telmall T8215 Double Sided Portable Bluetooth Stereo Speaker

Overview

This high-end Bluetooth audio is designed to match the majority of music lovers and design, elegant and stylish appearance, streamline shape, humanized design; the use of non-traditional inverted tube box structure design concepts, double-sided speaker layout to create a new type of Bluetooth audio, the sound surrounded by the formation of 360-degree sense of the air; in the multi-directional sound processing chip DSP loaded, so that the sound is more beautiful! Sound.

functional characteristics

• Basic Functions : TF/USB/FM Radio/Audio Input/Microphone/Bluetooth.
• Music Format : Support MP3 and WAV.
• Bluetooth version : 5.0.
• Frequency Response : 50HZ-18KHZ.
• Signal-to-noise ratio : 80DB
• Distortion : less than 10%
• FM frequency range :87.5MHz-108MHz.
• Power input : DC 9V/1.5A.
• Battery specification :12V battery.
• Display : LED display.
• Speaker power :2*40W.
• Speaker impedance :4Ω.
• Operating temperature :-45 to 55℃.

Schematic diagram of key functions

Power-on operation

• Power on: long press the machine’s POWER button for about three seconds, the machine LED screen lights up, indicating that the machine has been turned on.
• Shutdown: Long press the machine’s POWER button for about three seconds under the power-on state, the machine’s LED screen goes out, indicating that the machine is turned off.

Functional Description (Bluetooth mode

Press the Mode button to switch to Bluetooth mode, the LED display will show BLUE blinking;

• Press the Mode button to switch to Bluetooth mode, the LED display will show BLUE blinking.

• Mobile phone to open the Bluetooth mode, in the cell phone search and select “T8215”, click to connect successfully, you can enjoy the wonderful music, (subject to system limitations, do not rule out the problem of individual cell phone pairing is not successful, the company will be happy to solve the problem for the customer). (Due to system limitation, the problem of unsuccessful pairing of individual cell phones cannot be ruled out.
  (Music playback mode

• When the TF card or U disk is inserted, the machine automatically switches to the music playback mode; ◎ When the TF card or U disk is inserted, the machine automatically switches to the music playback mode.
  Press the Pause button to pause and press it again to resume playback.

• PREV key :BLUE/USB/TF mode to play the previous song, FM mode to switch the previous radio station, LINE mode is invalid.

• MIC PRI key : Turns on/off the microphone mic priority function.

• PLAY button : BLUE/USB/TF mode play/pause, FM mode long press to auto search stations, LINE mode is mute.

• NEXT key : BLUE/USB/TF mode to play the next song, FM mode to switch to the next radio station, LINE mode is invalid.

• Press MODE key : switch mode/USB/TF/AUX/FM/BLUE; in Bluetooth mode, long press this key for about 3 seconds to disconnect the Bluetooth device and re-enter the pairing state.

• LIGHT key : Switch the light mode, turn off the light.
  MENU key : Use this key to switch the function adjustment of the encoder, total volume, microphone volume, microphone reverb.

(FM radio mode

• Press the mode button to switch to radio mode, the LED shows XX.XXMHZ, and the speaker prompts FM mode.
• Long press the play button to automatically search for stations, when the search is complete, the station will be automatically saved.
• Press the up and down song buttons to switch between stations.
• Press the Mode key to switch between other functions.

(Interface description

• USB port : directly inserted into the U disk playback.
• TF card interface : directly insert the TF card to play.
• Audio Input (AUX) : Connects to the headphone jack of an external device such as a cell phone/tablet.
• MIC Microphone : Access to a microphone for sound reinforcement or recording.
• Charging port : for the adapter to charge the machine.
• Volume knob : Adjust the volume of the machine, adjust the purity of the microphone reverb.
• BASS knob : Adjusts the size of the machine’s low frequency.
• TREBLE knob : Adjusts the size of the machine’s high frequency.

function in detail

Audio input

• Press the Mode button to switch to the audio input mode.
• Plug the audio cable into the external audio input port of the unit, and connect the other end to the headphone output port of your cell phone/tablet PC or other device.
• Press Play to mute the sound.
• Press the Mode key to switch between other functions.

(Recording operations

• Press the record button (REC) on the remote control to switch to record mode and start recording (you need to insert the microphone and U disk or TF card).
• Press the Record Play button (REC/PLAY) to play the recording, and press the Record Play button (REC/PLAY) again to exit the recording.
• If you need to record again new re-press the record button (REC) to enter the recording state.
• Recording files are automatically saved to TF card or U disk.

( Microphone Priority Note

• MIC PRI key: press some keys to open the microphone microphone priority function, the display shows ON, at this time the microphone out of the sound will be larger than the sound of the playback, playback of the original sound is turned off small.
• MIC PRI key: Press again to turn off the microphone microphone priority function, the display shows OFF , exit microphone priority.

( Light mode function

• Four light modes can be switched by the LIGHT key, short press to switch the light mode.

( TWS function operating instructions

• At the same time to open the two audio, in any one of the audio long press the pause button for about 3 seconds, open the TWS auto-pairing function, some of the two machines automatically search for each other, the display of the BLUE characters will be flashing in the way of horse racing, pairing success, the speaker will be  a beep, the display of the BLUE will be stationary horse racing.
  Turn on your Bluetooth device and find the Bluetooth name of the host computer and click on pairing.

• If you don’t want to use TWS you can long press the MODE button for about 3 seconds to release it.

(Charging instructions

• When charging, the red color is always on.
• When saturated, green color is always on.
  Warm tips: Because the product is constantly updated and upgraded, part of the manual does not match, please prevail in kind!
  After-sales warranty service description

Troubleshooting

• When the Bluetooth stereo has an accidental disconnection, battery protection and other conditions, making the Bluetooth stereo can not be connected to the line, and connected to the non-functional and other dead conditions, you need to turn off the power to re-open.

Attention

• Do not touch the connector with fingers or metal.
• Avoid strong vibrations.
• May not be disassembled, modified or repaired.
• Avoid storing in humid, hot and oily places.
• Be careful to use moderate force when connecting and removing the product from the remote control.

FCC STATEMENT

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.

Warning: Changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment.

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.

RF warning statement:

The device has been evaluated to meet general RF exposure requirement. The device can be used in portable exposure condition without restriction.

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