Important safety information

1. Us Cellular Bluetooth Headset
2. Icomtofit Bluetooth Headset User Manual
3. Plantronics Bluetooth Headset User Guide
4. V8 Bluetooth Headset User Manual
5. Lg Bluetooth Headset Manual

• Do not listen at high volume levels for long periods of time to prevent hearing damage.
• Do not use the product if there is any potential danger.
• Do not turn the volume too high to hear sounds around you, turn down the volume if you feel a tinnitus or the volume is too high.
• Do not use the product in an environment that requires your special attention (e.g. in traffic).
• Keep the product, accessories and packaging parts out of reach of children, to prevent accidents and choking hazards.
• Always keep the product dry to avoid corrosion.
• Do not use the product if you feelobvious discomfort, irritationor haveotheradverse reactions.
• Do not expose the product to extreme temperatures below -15℃ (5℉) or above 55℃ (131℉), to maintain the lifespan of headset or battery.

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Delivery includes

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T2S Bluetooth headset

USB charging cable

Audio cable

User manual

Headset Overview

Charging and battery

Only use charging cable supplied by Bluedio, or may cause damage to the headset.

Warning

The DC voltage should be 5V and current should exceed 400mA.

Charging

The headset built-in battery is rechargeable and non-detachable. Do not replace the battery.

1. Switch off the headset before charging.
2. Connect the smaller plug of the charging cable to the USB socket of the headset; connect the other plug to the USB socket of your computer or other charging device; the LED lights up red and the headset is being charged.
3. When the headset is fully charged (about 1.5~2hrs), the LED lights up blue or LED goes out.

Pairing mode

Keep the MF button pressed until the LED lights up blue.

Reconnection mode

Keep the MF button pressed until the LED flashes blue.

Switching the headset off

Keep the MF Button pressed until the LED flashes blue then goes off.

Pairing the headset with your mobile phone

1. Keep the distance between the headset and your mobile phone (or other Bluetooth device) within 1 meter. The closer, the better.
2. Keep the MF button pressed until the LED lights up blue. The headset is in pairing mode.
3. Switch on the Bluetooth function of your mobile phone, on which start a search for Bluetooth devices.
4. Select “T2S” from the found Bluetooth devices to establish a Bluetooth connection to the headset. If necessary, enter the default PIN code “0000”.
5. Once the headset is paired with the mobile phone, the LED flashes blue.

Attention: If pairing is not successful within 60 seconds, the LED goes off and the Bluetooth pairing ends. Repeat the pairing procedure.

Disconnecting the headset with your mobile phone

1. Switch the headset off.
2. Or switch off the Bluetooth function of your mobile phone.
3. Or take the headset from your mobile phone 20m (60ft) away or even farther.

Reconnecting the paired headset to your mobile phone

1. Keep the distance between the headset and your mobile phone (or other Bluetooth device) within 1 meter. The closer, the better.
2. Keep the MF button pressed until the LED flashes blue. The headset is in reconnection mode.
3. Switch on the Bluetooth function of your mobile phone. The headset will automatically reconnect to it.

Answering a call

When there comes a call, the LED flashes blue; press the MF button once, or use your mobile phone to answer it.

Ending a call

Press the MF button once. Or use your mobile phone to end it.

Rejecting a call

After hearing a beep, keep the MF button pressed for around 2 seconds or use your mobile phone to reject it.

Call waiting (need to be supported by your mobile phone)

When you are on call 1, there comes call 2; to answer call 2 and keep call 1: keep the MF button pressed for around 2 seconds.

When call 2 ends, to switch back to call 1: keep the MF button pressed for around 2 seconds

Redialing the last call

Press the MF button twice

Voice dialing (need to be supported by your mobile phone)

Keep the MF button pressed for around 2 seconds

Voice prompt selection

Switch the headset on, press the MF button and Vol- button once at the same time to select English/Chinese/French/Spanish.

Muting

When you are on call, keep the Vol- button pressed to mute the Microphone; keep the Vol+ button pressed to cancel the muting.

Audio sharing

Connect the headset with your mobile phone via Bluetooth, then connect the headset to another headphone via audio cable.

Being a Bluetooth receiver

Connect the headset with your mobile phone via Bluetooth, then connect the headset to amplifier via audio cable.

Line-in connection

Connect the headset with your mobile phone via audio cable. (In this mode, the headset cannot be used for communication)

EQ adjustment (only in Bluetooth mode)

When the headset is playing music, press the Vol+ button and Vol- button once at the same time.

Track play/pause

Pause the track: press the Wheel switch once

Resume the track: press the Wheel switch once again.

Track selection/ Volume adjustment

Skip to the next track: push the Wheel switch down

Skip to the previous track: push the Wheel switch up

Turn the volume up: press the Vol (+) button once (to the maximum, there is a beep)

Turn the volume down: press the Vol (-) button once (to the minimum, there is a beep)

Technical specifications:

Driver units: 2 speakers (57mm)

Us Cellular Bluetooth Headset

Transducer type: dynamic

Bluetooth version: V4.1

Frequency response: 2.4GHz-2.48GHz

Operating distance: up to 10m (free space)

Profiles: A2DP, AVRCP, HSP, HFP

Speaker impendence: 16Ω

Frequency response: 20-20KHz

Sensitivity: 110dB

THD: <0.1％

Music time: about 40hrs

Talk time: about 45hrs

Standby time: about 1625hrs (around 50days)

Fully charged time: about 2hrs

Operating environment: -10 to 50℃

Technical specifications are subject to change without notice, we apologize for any inconvenience.

FAQ

Icomtofit Bluetooth Headset User Manual

Headset cannot be paired to your mobile phone.

Solution: Check if your mobile phone supports the HS or HF profile. Check if the Bluetooth search function of your phone is switched on. Check if your mobile phone is switched off. Check if the distance between the headset and your phone exceeds 10m.

Headset cannot be switched on.

Solution: The battery is flat. Recharge the battery.

Can the battery be replaced?

Answer: The battery is non-detachable and cannot be replaced.

Can the headset be used while driving?

Answer: Do not use the headset in an environment that requires your special attention. If necessary, use it for communication.

Bluetooth connection is suddenly interrupted within 10 meter.

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Solution: Check if there is metal or other material interfering with the transmission.

No audio signal

Solution: Check if the headset is switched off. Check if the headset is paired. If necessary, pair the headset with the audio source again. Check the connection to your audio source. The volume may be adjusted too low, increase the volume.

Can the headset be used to control the APPs on your mobile phone.

Plantronics Bluetooth Headset User Guide

Answer: Software settings of APPs may be varied, thus some APPs may not controlled by the headset.

V8 Bluetooth Headset User Manual

The headset cannot be recharged.

Lg Bluetooth Headset Manual

Solution: Check the connection of USB plugs. If necessary, remove the USB cable and reconnect again. Switch the headset on then turn it off.