10shidu SD-S820 Bluetooth Voice Amplifier User Manual

10shidu SD-S820 Bluetooth Voice Amplifier

Please read the instruction carefully before using it.
Note: Before turn on the amplifier, ensure that the MIC don’t point at the amplifier, this will eliminate any annoyance associated with howling. For ensure better amplification, aim at the headset MIC capsule when speaking, and keep the distance between the voice amplifier and the MIC more than 60 cm to avoid howling. Simply tucking the speaker around waist, and mounting headphone over head can help achieve the required distance.

Specification

Function Illustration

1. Power switch and volume control: Rotate the knob to”+” to turn on the amplifier,the blue mode indicator will turn on, rotate it to “+” continuously to increase the volume, rotate it to ” continuously to decrease the volume till the amplifier is turn off.
2. .Mode:Short press it to switch to TF card mode [FM mode/BIuetooth mode/UHF mode(for wireless version only).
3. Previous: Short press to play previous song; long press to fast rewind.
4. PIay / pause: Short press it to pause, and press again to play the music under default mode.
5. Next: Short press to play next song; long press to fast forward.
6. Mode indicator
7. Microphone Jack: Insert the wired microphone into this socket to amplify voice.
8. TF card slot: Insert the TF card to play audio, the maximum capacity is 32GB.
9. DC 5V charging port :Please use the DC 5V power adapter to charge the speaker.
10. Charging indicator

Playing from TF card
The speaker will automatically play the music file after insert TF card, the previous song and the next song can be ” button. selected by short press the ”

FM Function
Switch on the speaker, short press “M” to choose the FM mode .Long press”»• ” to enter into automatic channels searching,the blue mode indicator will fast flashing, the device will save the channels automatically after the search. You could short press ” “or ” »”to choose the saved channels.

Bluetooth Function
Please pair with your Bluetooth device as follows:

1. Turn on the amplifier and short press “M” key to switch to Bluetooth mode.A voice will prompt “Bluetooth is waiting for connection” .The blue mode indicator will keep flashing.
2. From your mobile setting,turn on the Bluetooth function.Then search for “S820” and connect. Bluetooth pairing is completed with a voice prompt “Bluetooth is connected”.
   When playing music, please keep the amplifier close to the device to maintain a stable connection.

Charge the amplifier

Please charge through Type-C USB cable with DC 5V output adapter. The battery indicator will on all time when charging, and it will turn off when the amplifier is fully charged. Please unplug the charger as soon as it is fully charged.
Note: We suggest fully recharge the amplifier before you using it at the first time. Wireless microphone instruction: (for wireless version only )

1. The wireless microphone is pre-paired with the amplifier already, you can use it directly.However, if the microphone has no sound or the microphone is disconnected, you need to pair it manually.
2. Pair the UHF manually:
   Step 1. Turn on the voice amplifier, short press “M” key to switch it into UHF mode. Then long press “M” key for 3 seconds,the blue mode indicator will flash,and a voice prompt will say “UHF is waiting for connection”.
   Step2. Turn on the wireless microphone and long press “ wifi  “key for 3 seconds. The blue mode indicator will stop flashing,and a voice prompt will say “UHF is connected” ,which means the pairing is successful.

Volume Control

1. If amplifier howling or in a small volume, adjust the volume by press “+” or “-” on the wireless microphone.
2. You can also adjust the volume on the voice amplifier by rotate the volume control.

How to charge the wireless microphone

When the microphone’s blue indicator light flashes,bat- tery is low. Please turn it off and charge through USB cable with DC 5V adapter. The red indicator light will be on all the time when charging, and it will turn off when the mic is fully charged. Notes:

1. The normal charge time is 3-5 hours,unplug the charger as soon as it is fully charged.
2. FuIIy charge before first use of the microphone to ensure best results.
3. Turn off the UHF wireless microphone when not in use.

Troubleshooting

1. Turn on the power switch, but the amplifier has no sound.
   A. The blue indicator light is off: it means low power and you should charge the amplifier.
   B. Turn up the volume on both the voice amplifier and the microphone.

2. Talk to the wireless microphone, but the amplifier has no sound.(for wireless version only)
   A. Please confirm both voice amplifier and microphone are powered on.
   B. Confirm the wireless microphone has been paired with the amplifier successfully .
   Please pair the UHF manually again if necessary.

3. The voice amplifier has distinct howling.
   A. Make sure the microphone is not close to the amplifier;
   B. You may need to turn down the volume properly to avoid howling.

SHIDU After sales service:
If you have any questions, please feel free to contact us, we will try our best to provide best service. www.1Oshidu.com Email: service@10shidu.com

Read User Manual Online (PDF format)

Read User Manual Online (PDF format)  >>

Download This Manual (PDF format)

Download this manual  >>