qudo Wireless Bluetooth Earbuds User Manual [QDSLTMC12B]

Table of Contents

WIRELESS EARBUDS
WITH CHARGING CASE
QDSLTMC12B

Wireless Bluetooth Earbuds

Overview

_ NOTE: Initially each earbud must be connected to the mobile _device individually.

Take out one of the earbuds from the charging case, press and hold the multi-function button until indicator flashes red & blue simultaneously to enter pairing mode.
Turn on Bluetooth function on mobile device. Then select “QDSLTMC12B” from the device available list to pair.
Once pairing is successful, indicator will flash in blue on the side of earbud. Bluetooth status on mobile screen will also display “Connected” under the name “QDSLTMC12B”.
Take out the other earbud from the charging case, press and hold the multi-function button on this earbud until indicator flashes in blue & red to enter pairing mode. Select “QDSLTMC12B” in the Bluetooth pairing menu to connect this earbud to device. The indicator will flash in blue with a beep tone once the pairing is completed.
Now both earbuds are ready to be used as a stereo pair of earbuds. Note: Music volume is controlled by mobile device.
To turn off the earbuds, press and hold the multi-function button on either earbud until indicator light flashes in red with “disconnected” voice prompt. Both earbuds will turn off together. Alternately, put both earbuds back into the charging case.

Turn on Bluetooth function on mobile device. Select “QDSLTMC12B” from the device available list to pair.
Take out either side earbud. Press and hold multi-function button of earbud until indicator flashes blue. Then repeat the step on the other side earbud. Bluetooth status on mobile screen will display “Connected” under the name “QDSLTMC12B” once pairing process is successful.
Now both earbuds are ready to be used. Music volume will be controlled by the mobile device.

Take out either side earbud from the charging case.
Press and hold the multi-function button until indicator flashes blue.
Turn on your mobile devices Bluetooth function and search for the name “QDSLTMC12B” and connect it. Bluetooth status on mobile screen will also display “Connected” under the name “QDSLTMC12B”.

The left earbud can be used to answer an incoming phone call as handsfree when it is connected to a mobile phone. (NOTE: Only left side earbud will work for phone calls).
An incoming call beep tone will go off when a phone call comes in. Short press multi-function button to answer the incoming call through the left side earbud and press it again to end the call.

While music is playing, press multi-function button once to pause music, and press it once again to start playing again.
Press multi-function button twice to skip to the next music track during music playback.
Adjust the volume of music through volume control keys on the phone.

With the earbuds placed inside the charging case, connect the charging cable (included) to the charging port on the back of the charging case and the other end of the charging cable to a workable USB power source.
With the earbuds placed inside the charging case, connect the charging cable (included) to the charging port on the back of the charging case and the other end of the charging cable to a workable USB power source.

Place the earbuds inside of the charging case. The indicators on earbuds will light up in red when charging process is initiated.
Red indicator light on the earbuds will be “on” during the charging process and will turn blue then turn off once both earbuds are fully charged. (Approximately 1 hour).
Charging time may vary based on the battery level of the charging case.
To check battery level of charging case: Press “check battery button” inside the charging case to review battery status indicators on the back of the charging case.
Recharge the charging case by connecting the USB charging cable (included) to the charging port on the back of the charging case and the other end to a USB power source. (Approximately 2.5 hours).

Function

Model: QDSLTMC12B
Bluetooth controller: CSR64110 V4.2 version
Support A2DP decoding
Operating distance: Up to 10 metres (distance may vary due to external electronic interference and obstacle)
Working frequency: 2.402GHz ~ 2.480GHz
Transmit power: CLASS 2, MAX 4dbm
Audio decoding mode: SBC
Input voltage: DC5±0.25V/1.0A
Battery capacity (Earbuds): 3.7V/50mAh per side
Battery capacity (Charging Case): 3.7V/400mAh
Operating voltage: 3.7V (3.3-4.2V)
Charging time (Earbuds): ≤1H
Speaker specification: 32Ω±15%
Play time for continuous music: ≤4H
Talking time: ≤4H
Standby connection time: ≤100H
Operating current: ≤25mA
Matching name: QDSLTMC12Bv
Matching password: 0000 (Android version 2.1 and below).