ACIL H1Wireless In-Ear Headphone

Owner’s Guide

• Do NOT use the headphones at a high volume for anyextended period.

–To avoid hearing damage, use your headphones at acomfortable, moderate volume level.–Turn the volume down on your device before placing theheadphones in/on your ears, then turn the volume up graduallyuntil you reach a comfortable listening level.

• Use caution and follow applicable laws regarding mobilephone and headphone use if using the headphones for phonecalls while driving. Some jurisdictions impose specificlimitations, such as single earpiece configuration, on the use ofsuch products while driving. DON’T use the headphones forany other purpose while driving.

• Focus on your safety and that of others if you use theheadphones while engaging in any activity requiring yourattention, e.g., while riding a bicycle or walking in or neartraffic, a construction site or railroad, etc. Remove theheadphones or adjust your volume to ensure you can hearsurrounding sounds, including alarms and warning signals.

• Do NOT use the headphones if they emit any loud unusualnoise. If this happens, turn the headphones off and contactACIL customer service.

Please read and keep all safety and use instructions.WARNINGS/CAUTIONS

• Do NOT submerge or expose the headphones for extendedperiod to water, or wear while participating in water sports,e.g., swimming, waterskiing, surfing, etc.

• Remove headphones immediately if you experience awarming sensation or loss of audio.

• Do NOT use mobile phone adapters to connect headphonesto airplane seat jacks, as this could result in injury or propertydamage due to overheating. Contains small parts which may be a choking hazard. Not suitable for children under age 3. This product contains magnetic material. Consult your physician on whether this might affect your implantable medical device.

• Do NOT make unauthorized alterations to this product.

• Use this product only with an agency approved powersupply which meets local regulatory requirements (e.g., UL,CSA, VDE, CCC).

•Do not expose products containing batteries to excessiveheat (e.g. from storage in direct sunlight, fire or the like).

Getting StartedUnpacking .............................................................................Powering on/off .....................................................................

Charging the BatteryConnecting the USB cable ...................................................Checking the battery ............................................................

Importance of Proper FitChoosing the correct ear tips ...............................................Fitting the earbuds to your ear .............................................Changing the ear tips ...........................................................

BluetoothAbout Bluetooth wireless technology ....................................Pairing your Bluetooth device ...............................................Disconnecting a Bluetooth device ........................................

Headphone ControlsMedia playback and volume functions .................................Call functions .......................................................................

Care and MaintenanceStoring..................................................................................Cleaning...............................................................................Customer service..................................................................Limited Warranty...................................................................Technical information............................................................

Troubleshooting .................................................................

Specifications .....................................................................

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1 pair of ACIL H1 wireless headphone

UnpackingCarefully unpack the carton and confirm that the following parts are included:

Getting Started

Ear Tips

Volume Up

Volume Down

MFB ButtonLED Indicator

USB Connector

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3 pairs of flexible liquid silicone ear tips of different size

1 USB cable

If any part of the product is damaged, do not use it.

Please contact customer service via email: support@acilaudio.com

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Getting Started

Powering on/off

To power on：

Press and hold MFB button for 2 seconds until it blinks blue and you hear the power-on tones.

To power off：

Press and hold MFB button for 4 seconds until it blinks red and you hear the power-off tones.

Getting Started

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Charging the Battery

Connecting the USB cable

1. Open the hinged door of the USB connector.

2. Plug the small end of the USB cable into the USB connector.

3. Plug the other end into a USB wall charger or computer that ispowered on.

• While charging, the LED Indicator glows blue.• When the battery is fully charged, the blue lightdisappears.• Allow up to two hours to fully charge the battery. A fullcharge powers the headphones for up to 11 hours.• Use this product only with an agency approved powersupply which meets local regulatory requirements (e.g.,UL, CSA, VDE, CCC).• Before charging, be sure the headphones are at roomtemperature, between 0°C and 45°C.

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Charging the Battery

Checking the battery

• Each time you power on the headphones, the voiceprompt announces the Headphone battery chargelevel.

• While the headphones are in use, the voice promptannounces “ battery low” when the battery needscharging.

• If you are connected to an Apple device, the devicedisplays the headphone battery charge level near theupper right corner of the screen.

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Importance of Proper Fit

1. Insert the earbud so the ear tip gently rests in theopening of the ear canal.2. Adjust the position of the earbud until it is secure.

Choosing the correct ear tipsSelect the size that gives you the best comfort and fit in each ear. To determine the best fit, you may need to try all sizes. You may need a different size for each ear.

Fitting the earbuds to your earThe ear tip allows the earbud to rest comfortably and securely in your ear.

Changing the ear tips1. Holding the earbud by the stem, gently grasp the attachedear tip and peel it away from the earbud.2. Align the opening of the new ear tip with the earbudnozzle and rotate the tip onto the nozzle. Press the base ofthe tip until it clicks securely into place.

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Bluetooth

About Bluetooth wireless technologyBluetooth wireless technology lets you stream music from Bluetooth smartphones,tablets, computers or other audio devices to your headphones. Before you can stream music from a Bluetooth device, you must pair the device with the headphones.

You can pair your Bluetooth device with your headphones using Bluetooth wireless Technology.

Pairing your Bluetooth devicePairingPress and hold MFB button for 4 seconds until it blinks blue to enter pairing mode when power off.Once paired, the LED Indicator blinks blue and you will hear“Bluetooth Connected”.

Multipoint Pairing1.Turns off the earphone after connected the first mobile phone2.Repeat above pairing process to connect the secondary mobile phone3.Select "ACIL H1" in the source device list of the first mobile phone to connect the earphone

Disconnecting a Bluetooth deviceTurn off the Bluetooth feature on your device.Once turned off, the LED Indicator blinks blue and you will hear “Bluetooth Disconnected”.

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Headphone Controls

Media playback and volume functionsThe headphone controls are located on the inline remote below the right earbud.

Function Play/Pause Press MFB ButtonVolume Up Press +Volume Down Press -Previous Track Press and hold + for 2 secondsNext Track Press and hold - for 2 seconds

Function

Answer a call Press MFB ButtonEnd a call Press MFB ButtonRedial Press MFB Button twiceReject a call Press and hold MFB Button

for 2 seconds

What to do

Call functions

What to do

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Care and Maintenance

Storing• Turn off the headphones when not in use.• Before storing the headphones for more than a fewmonths, fully charge the battery.• Place the headphones in a carry case for storage.

CleaningYour headphones may require periodic cleaning.Ear tips: Remove the tips from the earbuds and wash them with a mild detergent and water. Make sure you thoroughly rinse and dry the tips before attaching them to the earbuds. Headphone nozzles: Clean only with a dry, soft cotton swab or equivalent. Never insert any cleaning tool into the nozzle.

Customer serviceIf there are any question, please contact us via email: support@acilaudio.com

Limited warrantyWe offer a free replacement policy without any costs from your side and 1-year warranty!

Technical informationInput Rating: 5V /1A

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Troubleshooting

No sound

What to doProblem

• Power on the headphones .• Charge the battery.

Headphones don’t turn on

• On your Bluetooth device:–– Turn the Bluetooth feature on and then off.–– Delete your ACIL H1 headphones from the Bluetooth list on your device. Pair again.• Move your Bluetooth device closer to the headphones and away fromany interference or obstructions.• Pair a different Bluetooth device.

• Power on the headphones and charge the battery.• Increase the volume on your headphones and Bluetooth device.• Move your Bluetooth device closer to the headphones and away from any interference or obstructions.• Use a different music source.• Pair a different Bluetooth device.• If two Bluetooth devices are connected, pause the first device and play the other device.• If two Bluetooth devices are connected, move

Headphones don’t pair with Bluetoothdevice

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Headphones don’t charge

• Use a different music source.• Pair a different Bluetooth device.• Disconnect the second device.• Move the Bluetooth device closer to the headphones, and away from any interference or obstructions.• Clear any debris or wax buildup from the earbuds and headphone nozzles.

• Open the USB connector and securely connect the small end of the USB cable to the USB connector.Make sure the connector on the cable is correctly aligned with the connector on the headphones.• Secure both ends of the USB cable.• If your headphones have been exposed to high or low temperatures, let the headphones return to room temperature and then try charging again.

Poor sound quality

Troubleshooting

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Specifications

Specifications ~30 +/-2g

Bluetooth 4.1

HFP,HSP,A2DP,AVRCP

33 feet，support multipoint

Specifications

Acoustic

Battery Life

Operating Temp

Voice Reminder

Version

Profile

Range

Frequency 15Hz-22Hz

up to 98% for high frequencyPassive noise cancellation

Music,Talk time

Standby time

Charge time

Operating temperature

Storage temperature

up to 11 hrs(Mid-Vol)

up to 10 days

~2hrs

0 ℃ ~ 45℃

-20 ℃ ~ 65℃

English

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Specification