Mee audio AF-T1B, AF-T1 User Manual

USER
MANUAL

Universal Dual Headphone
Bluetooth® Wireless Audio Transmier

Model: AF-T1 / AF-T1B

PACKAGE CONTENTS

EN

B

Universal Dual Headphone

Bluetooth® Wireless Audio Transmier

Bluetooth
Transmitter

Micro-USB
charging
cable

3.5mm
audio cable

TOSLINK
digital optical
S/PDIF audio
cable

3.5mm to
RCA adapter

Quick
start
guide

1

PRODUCT OVERVIEW

Universal Dual Headphone

Bluetooth® Wireless Audio Transmier

EN

1

2

3

1

Pairing button “B”

2

Indicator light “B”

3

Indicator light “A”

4

Pairing button “A”

5

On/Off switch

4 5

6

Analog audio input (3.5mm)

7

Digital audio input (TOSLINK
optical S/PDIF)

8

Power/charging indicator light

9

Micro-USB power/charging port

6

7

8

9

2

COMPATIBILITY

The

Connect

audio outputs:

The
supports the A2DP Bluetooth profile, such as a Bluetooth headphone,
Bluetooth speaker, or dedicated A2DP receiver.

is compatible with any device that has one of the following

1. 3.5mm (1/8”)
headphone
jack

2. RCA audio
jacks (red
and white
connectors)

3. TOSLINK
digital optical
(S/PDIF)
connector

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can stream music to any Bluetooth audio receiver that

The

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efficient Bluetooth audio codecs capable of transmitting CD-quality
audio that also provide lower and much lower latency (smaller
delay), respectively, compared to regular Bluetooth audio (SBC).
Using the
Low Latency will provide the best possible audio quality and
minimize audio lag/latency.

also supports aptX® and aptX Low Latency, more

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with a headphone that supports aptX or aptX

B

3

CHARGING

To charge the
any powered USB port** and the charging port on the rear of the unit.

Charge time is approximately 90 minutes. The green charging indicator light
will pulse slowly while the

Note: If you use the
necessary to charge the unit before using it, or to turn it off after each use.

When used while plugged in, the
internal battery will be charged. When unplugged from USB power, the

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LED will blink once every second and a short alert tone will sound at 10
minute intervals.

**The USB outputs of some TVs do not provide a stable current.
It is recommended to use a computer or USB wall charger to charge the

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, plug the included Micro-USB charging cable into

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is charging.

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while plugged in to USB power, it is not

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will use USB power and the

will use the internal battery. When battery is low, the green power

.

To turn on, slide the on/off switch on the right side of the
“On” position.

To turn off, slide the switch to the “off” position.

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unit to the

4

SETUP:
CONNECTING TO TV OR OTHER AUDIO DEVICE

The

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for your television or other device to find the appropriate connector to use for
audio output (Audio Out).

Option 1: Digital optical audio out (TOSLINK)

Newer TVs are usually outfitted with a TOSLINK
digital optical (SPDIF) connector.

A. Remove the protective

B. Plug the cable firmly into the optical audio output on the TV and the

The volume of optical output is typically fixed and TV speakers can be
controlled independently as necessary.

includes three connection options. Consult the user manual

caps from the included
fiber optic TOSLINK cable

optical input of the

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.

continue to next page

5

SETUP (Continued):
CONNECTING TO TV OR OTHER AUDIO DEVICE

Note: If something is plugged into both the optical and 3.5mm input jacks of

the

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will be muted. To use the optical input, unplug the 3.5mm connector from the
transmitter.

Note: If you are not receiving any sound through a TOSLINK connection,
please make sure that the audio output settings on your TV, DVR, and other
playback sources are set to “STEREO” or “PCM”.

Option 2: RCA audio out (red and white connectors)

Older TVs usually have analog audio output with RCA (red and white)
connectors. To use the RCA output, attach the included RCA adapter to the

3.5mm stereo audio cable. Plug the connectors of the RCA adapter into the
matching-color RCA jacks on the TVs and plug the attached 3.5mm cable into
the 3.5mm input on the rear of the

The volume of RCA audio output is typically fixed and TV speakers can be
controlled independently of the

Note: Some older TVs do not automatically output sound via RCA for certain
inputs. To enable RCA audio output, locate the audio output setting on your TV
with the options “FIXED” and “VARIABLE”, sometimes labeled “SET MONITOR
OUT”, and change this setting to “VARIABLE”. If you still don’t hear any sound,
look for a setting that controls the TV’s internal speakers and set it to “OFF”.

, the analog (3.5mm) input will have priority and the optical input

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.

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.

continue to next page

6

SETUP (Continued):
CONNECTING TO TV OR OTHER AUDIO DEVICE

Option 3: 3.5mm (1/8”) headphone jack

Some TVs and most standalone receivers have a headphone jack on the
front or side. To use the

3.5mm stereo audio cable into the headphone jack on the TV and the 3.5mm
input on the rear of the transmitter. A ¼” adapter (not included) may be used
with receivers that have a ¼” jack.

TV speakers will typically be muted automatically when the headphone jack
is use. The volume of the headphone jack can be controlled using the TV or
receiver and will affect the volume of the

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with the headphone jack, plug the included

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.

7

SETUP:
PAIRING WITH BLUETOOTH HEADPHONES

Prior to first use, the
headphone or other Bluetooth audio receiver.

Make sure your Bluetooth headphone or other device is turned off and
within 1 meter (3 feet) of
headphones this is done by pressing and holding the Power/Multifunction
button until the status indicator lights (typically red and blue) flash in an
alternating pattern. If you are unsure of how to activate pairing mode,
consult the user manual of your headphone/device.

Once the headphone is in pairing mode, click pairing button “A” located on
the right side of the
unit to indicate that the
any headphone or other Bluetooth receiver that is also in pairing mode and
located within 1 meter (3 feet). The
pairing mode simultaneously in order to pair.

The

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paired. Once paired, the blue light will blink several times and turn solid blue.

Note: Interference may occur with some TVs during the pairing process. If you
are unable to pair your headphones with the Connect transmitter, turn off your
TV and set-top box and repeat the pairing process.

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must be paired with at least one Bluetooth

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and put it in pairing mode. With most

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. A blue light will blink rapidly on the top of the

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is ready to pair. It will pair automatically with

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and headphone have to be in

will remain in pairing mode for 30 seconds or until successfully

continue to next page

8

SETUP (Continued):
PAIRING WITH BLUETOOTH HEADPHONES

Optional: Pairing a 2nd Headphone

The

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A second headphone can be paired after one headphone is already connected
(as indicated by a solid blue light on top of the unit). To pair the second
headphone, put it in pairing mode and then click pairing button “B” on the

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and turn solid blue once paired.

Note: During the pairing process the sound may have a brief intermittent period.

can stream audio to two Bluetooth headphones simultaneously.

. A blue light will flash to indicate that the

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is in pairing mode

Once both
headphones
are connected,
two solid blue
lights will be
shown.

continue to next page

9

SETUP (Continued):
PAIRING WITH BLUETOOTH HEADPHONES

Optional: Replace Paired Headphone

Once the maximum of two connected headphones has been reached
(as indicated by two solid blue lights on top of the
headphones or other Bluetooth receivers can be paired in place of either
of the connected headphones.

Follow the instructions found in the “Pairing a 2nd Headphone” section to
replace one of the currently-paired headphones with a new device. Use
pairing button “A” to replace the headphone paired in slot A and pairing button
“B” to replace the headphone paired in slot B.

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), additional

SUBSEQUENT USE –
RECONNECTING HEADPHONES

The

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turned off or taken out of range. It is not necessary to turn off the
or headphones after each use except to conserve battery (note: when the

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Previously paired Bluetooth headphones will reconnect to
automatically once turned back on. The
reconnection. If the
back on first before turning on the paired headphones so that it can accept
the incoming Bluetooth connection from the headphones. If the headphones
are already on, turn them off and then on again.

Note: It may take up to 60 seconds for audio transmission to start after
headphones re-connect.

will stay connected until either the unit or headphones are

is plugged into USB power, it does not use the battery).

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itself is turned off, it is recommended to turn it

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will not initiate

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10

ADJUSTING THE VOLUME

Volume can be individually adjusted on each set of headphones paired with
the

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using the built-in volume controls on the headphone.

With some TVs and connection options, TV volume may be further raised or
lowered to change the volume of all headphones paired with the
In this case, volume should be maximized on the TV and then adjusted via
headphones for best audio quality.

STEP 1.
MAXIMIZE TV VOLUME

STEP 2.
ADJUST HEADPHONE VOLUME

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11

.

FACTORY RESET / CLEAR MEMORY

The

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the unit for approximately 5 seconds, until the blue indicator light stops
blinking. Previously paired devices will be cleared from memory and a new
pairing will need to be created by following the procedure in the “Setup:
Pairing with Bluetooth Headphones” section on page 8.

can be reset by holding pairing button “A” on the right side of

LED INDICATOR LIGHTS

The

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unit and two blue indicator lights on the top. They indicate the status of the
headphones as follows:

Green power indicator light on
(USB Power plugged in)

Green power indicator light pulsing
slowly

Green power indicator light on
(USB Power not plugged in)

Green power indicator light blinking
rapidly

Blue light blinking Pairing mode active

One solid blue light One headphone is connected

Two solid blue lights Two headphones are connected

has a green power/charging indicator light on the rear of the

Indicator Light(s)

Battery full

Charging

On

Low battery

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Status

12

TROUBLESHOOTING

Issue:

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turns on and then off

Make sure the
the internal battery has been charged. The green power indicator light on
the rear of the unit will light up when the unit is turned on.

Issue: Not charging

If using a wall charger, make sure it is plugged in to a powered outlet. If
using a computer, make sure the computer is on and the USB port has
power.

Issue: Unable to pair Bluetooth headphones

Make sure both the
mode at the same time as indicated by the appropriate tones and/or
light pattern and are with 1 meter (3 feet) of each other. Make sure the
headphones or other Bluetooth device you are attempting to pair with the

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The
transmitter such as a phone or tablet.

Issue: Headphones are connected (blue light solid) but audio is not
heard

Ensure that either the analog (3.5mm) or digital (TOSLINK) audio cable is
plugged in to both the
that audio is playing on the TV/device, the output you have selected is
active, and volume is set to “high” on the TV/device. Ensure that volume is
sufficiently high on your Bluetooth headphones.

If you are using an optical connection, make sure nothing is
connected to the 3.5mm input of the

Issue: There is a delay (latency) in audio

Bluetooth is a digital wireless signal and there is some latency expected
due to the coding/decoding and compression/decompression steps that
must occur. The aptX and aptX Low Latency audio codecs supported
by the
(smaller delay), respectively, compared to regular Bluetooth audio. Using
the

Connect

will minimize audio lag.

Some modern TVs and receivers also have an audio delay option. Please
make sure that audio delay is set to 0 to minimize lag.

will not turn on; Green power light doesn’t turn on or

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transmitter is plugged into a powered USB port or

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and the Bluetooth headphone are in pairing

support the A2DP Bluetooth profile and can act as a receiver.

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is a transmitter and cannot be paired with another Bluetooth

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and your TV or other audio device. Ensure

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.

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are notable for having lower and much lower latency

with a headphone that supports aptX or aptX Low Latency

continue to next page

13

TROUBLESHOOTING (Continued)

Issue: I cannot connect to my phone, tablet, or other device via
Bluetooth

The

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another transmitter such as a phone or tablet. It can only be connected
with a Bluetooth receiver such as a Bluetooth headphone, speaker, sound
bar, etc.

Issue: Previously paired headphones will not connect

Make sure that the
were last paired. Make sure the headphones are turned on and within
range and that the
headphones/devices (at most 1 blue light should be on). Make sure the
headphones are not connected to another device.

If the headphones are still unable to connect, power them off and then
turn them back on. If problems persist, create a new pairing between the

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Issue: Low volume

Adjust the volume both on your Bluetooth headphones and on the TV or
other connected device as both may control the volume.

Issue: Crackling noise, static, interference

For the most noise-free audio, maximize the volume on your TV or other
device and adjust via the headphones.

Make sure you are within range of your Bluetooth-enabled device.
Bluetooth devices are susceptible to interference from other Bluetooth
devices, microwave ovens, power stations and transmission lines, Direct
Satellite Service (DSS), and wireless devices operating on the 2.4 GHz
band. Eliminate as many potential sources of interference as possible while
using your Bluetooth headphones.

is a Bluetooth transmitter. It cannot be connected with

Connect

has not been reset since the headphones

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is not already connected with two other

and your headphones.

Please visit the Connect Support Guide page at
MEEaudio.com/ConnectHelp for easy-to-follow video setup guides,
the full user manual, and the latest troubleshooting information.

14

SAFETY AND CARE

Taking care of your device in accordance with the following
recommendations will ensure optimal performance and a long lifespan.

Battery performance will be severely decreased when stored in extreme

a)

temperatures: below -10°C/14°F or above 45°C/113°F including direct
sunlight.

Clean with a soft, slightly damp cloth. Do not use chemical cleaners.

b)

There are no user replaceable/reparable parts in the transmitter.

c)

Disassembling it will void your warranty.
Do not expose to liquids. If the device comes in contact with liquids,

d)

quickly wipe away. If submersed in water, do not turn the device on until
completely dried. Note: liquid submersion voids the warranty.

Do not use around flammable gasses as fire or explosion may occur.

e)

Replacement parts and accessories are available online at

f)

www.MEEaudio.com

WARNING

Using headphones at high to moderate volumes for extended periods of time
will result in permanent hearing damage. It is advised to adjust the volume to
a comfortable listening level before putting on your headphones.

SPECIFICATIONS

See the

Connect

specifications.

WARRANTY

MEE audio products purchased from authorized retailers are covered by

a 1-year manufacturer’s warranty. Visit www.MEEaudio.com/Support for
warranty information.

MEE audio and its logo are registered trademarks of S2E, Inc. All rights reserved.

The Bluetooth® word mark and logos are registered trademarks owned by Bluetooth SIG, Inc. and any use of such marks
by MEE audio is under license. Other trademarks and trade names are those of their respective owners.
Qualcomm aptX is a product of Qualcomm Technologies International, Ltd. Qualcomm is a trademark of Qualcomm
Incorporated, registered in the United States and other countries, used with permission. aptX is a trademark of Qualcomm
Technologies International, Ltd., registered in the United States and other countries, used with permission.

product page at www.MEEaudio.com for product

15

www.MEEaudio.com

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