User Manual

Ⅰ
Introduction
The main function of this product is audio switching for bluetooth audio devices.
It can output stereo audio signal through its 3.5MM AUX-IN socket. It's compact
in size, easy to carry, and its wireless distance can reach 10 meters. Moreover,
it is compatible with mobile phones, iPad, PC and bluetooth platforms with A2DP
agreement.
Ⅱ
Illustration
Ⅲ
Features
1. Support A2DP V1.2, AVR CP V1.4 proles.
2. Compact in size, very easy to carry.
3. With built-in lithium battery.
4. Frequency range: 2.402-2.480GHz.
5. Two LEDs indicate different working state.
6. Receiving distance can reach 5-10M. (Based on the use of the equipment, and
the receiving environment around the device).
7. This product supports Bluetooth 2.0 or later. If your equipment is older,
Bluetooth devices may cause the receiver to shorten the distance and frequency
breakpoint phenomenon.
Ⅳ
Instructions
1. To avoid low battery, charge before rst use (Please refer to item 4 below).
2. Turn on the bluetooth function of the bluetooth audio device (like mobile
phone) and inquiry new device, then press the power button of the product for 5s
to turn on the product. The bluetooth connection indicator will ash red and blue
alternately to search bluetooth devices. It will connect with your bluetooth device
automatically, and your bluetooth device will show device name "MA-781". When
it reminds you to input safety code, enter “0000” to connect with the bluetooth
audio switch box. Now the bluetooth connection indicator will light blue steadily.
3. You can use the 3.5MM AUX-IN socket to connect other devices (like
earphones or amplier) to listen to music or other audio signal.
4. When the voltage of the product is lower than 3V, the product will cut off power
automatically. You can use the attached USB cable through the MICRO USB plug
to charge the product. The power supply is 5V, charging time is 2 to 3 hours. The
charging indicator will light red steadily, and it will go out when fully charged.
5. To turn off, press the power button for 5s. The blue LED light will go out when
the product turns off.
Ⅴ
Cautions
1. Turn off power after use and store in a dry environment.
2. It cannot be turned on when the power is lower than 3V. You must use a
standard USB 5V device to charge it.
3. Use a soft, dry cloth to clean the product. Do not use solvents or other
chemicals.
4. Do not use any heat to dry it.
5. Do not expose it to high temperatures, high humidity or direct sunlight.
6. Do not put any heavy objects on it to avoid damages.
7. Discontinue use if product is damaged or broken.
8. Keep out of reach of children. Adult supervision recommended.
The Bluetooth® word mark and logos are registered trademarks owned by
Bluetooth SIG, Inc. and any use of such marks by “ ” is under license.
Other trademarks and trade names are those of their respective owners.
Bluetooth audio receiver
USER MANUAL
Item No.: MA-781
Charging indicator
3.5MM AUX-IN socket
POWER
MICRO USB
charging port
Bluetooth connection indicator
English