Osotto BTS-84 User manual

2.0ch HIFI Party Speaker - Model BTS-84
USER MANUAL
Model No.:BTS-84
Thank you for purchasing this quality Osotto product. We trust that you will enjoy using it, and that
it will give years of trouble-free service. Please read this User Manual, and then keep safe for
future reference.
Page 1

1.AC power cable socket
2.DC power in jack
3.FM antenna out jack
4.Input Left/Right channel RCA
5.ON/OFF power switch. When in the OFF position and plugged into the mains, the battery charger
will operate
STANDBY-----------Stand-by button. Use to switch on and off. Long press to delete
recorded files.
INPUT----------------Press to select input audio sources. When AUX/USB/SD mode,
long press to enter record function, when in Bluetooth mode, long press to enter into
TWS funciton.(TWS function is a Bluetooth wireless function, you can connect with
another BTS-84 by TWS wireless connection. When two sets of BTS-84 enter into
TWS connection, they will connect automatically. When connected, there’s BEEP
voice indicator).
MUTE-----------------Mute button
PREV------------------Previous song or FM program button
PLAY/PAUSE--------Play,pause and light-mode button. When in FM mode, press to
scan FM channels. Hold for 3 seconds to change the flashing
led light mode
NEXT------------------Next song or next FM program button
VOL+------------------Volume increase
VOL- ------------------Volume decrease
MODE-----------------Selecting woofer, bass, treble, mic priority, and echo functions
DSP--------------------Press to select DSP bass on and off. Long press to select
Repeat function - repeat one song or all songs
1-9/0/100+------------Selecting music track or FM program
The remote control uses 2 x AAA batteries. Please use only quality leak-proof batteries to ensure long and reliable
service
Page 2
Rear Panel
The Remote Control

1. Power ON/OFF switch
2. Echo Key
3. USB/SD card slot
4. Equalizer adjust keys
5. Microphone jacks
6. Bass key
7. Treble key
8. Microphone volume key
9. Volume key
10. DSP/Standby key. Long press for standby on and off. Press for DSP on and off. Use the DSP
function to pair the unit with anther BTS-84 for large environments such as a hall or marquee.
11. Previous song or FM program
12. Play and Pause, when in FM mode, press to scan FM programs.
13. Next song or next FM program
14. Input source selection key. Press to select input sources, like USB, SD, AUX, FM, BT. When in
AUX/USB/SD mode, long press to record. When in Bluetooth mode, long press for TWS on and off.
If the USB/SD doesn’t work first time, please turn off the power, wait for one minute and restart it, then it
will function correctly..
Page 3
Main Panel Functions

Features
1. Built-in OCL amplifier, compatible with Computer, CD/VCD/DVD player, phones etc.
2. Magnetic shielded treatment design, providing ability to be configured with TV’s and
computers.
3. Larger dynamic range in the low frequency, a smoother middle frequency and a pure and harmonious
high frequency.
Operation
1. Connect the sound sources and power as shown in the diagram on page 2
2. When everything is connected correctly, turn on the power switch
3. Turn on or connect your audio source and adjust the volume
4. After use, please turn off the power supply.
5. To charge the built-in battery, leave connected to a power source with the main switch in the OFF
position
6. To switch between “Microphone Priority” and “Karaoke” mode, press and hold the “Mode” key on the
remote until the display shows “F-OF”. Factory default is mic-priority mode (music volume reduces when
mic is used).
Caution
1. Please turn the volume knob to minimum before operation to prevent damage to the speakers
2. Avoid exposure to damp or humid environments
3. Do not open the back cover of the main speaker in case of electric shock or voiding the warranty
4. Please turn off the power switch and unplug from the mains if not using for prolonged periods.
5. This unit contains a Lead Acid Battery. At end of life, this must be removed by a competent person
and disposed of in accordance with local regulations. Do not dispose of the unit without removing the
battery.
Inside Package
Trolley speaker 1pc
Audio cable 1pc
Remote control 1pc
User manual 1pc
Wireless microphone 1pc
Page 4