SENTRY BT899 True Wireless Earbuds User Manual

SENTRY BT899 True Wireless Earbuds User Manual

Using your True Wireless Earphones

Charge the earbud and case first. Make sure the charging case and earbuds are fully charged. STEP 1 Turn off the Bluetooth function from your music device. E.g., Mobile phone or music device. STEP 2 Take out the earbuds from the charging case after they have been charged. The earphones will automatically turn on. You will hear “Power On”, Wait 5 seconds so that both earbuds can connect to each other.

After the dual earbuds have connected to each other, you will hear a tune to suggest that both earbuds are paired successfully, and the status of the Right earbud will have blue light and red light flashing alternatively but the Left earbud will have a very slow flashing blue light. STEP 3 You can now turn on the Bluetooth function of your mobile phone or audio device. Search and select BT899 on your device and connect. When the earbuds are connected with the device successfully, you will hear “ Connected” and the earbuds will have very slowly blinking blue light.

If you turn off the Bluetooth function on your mobile phone, you will hear “Disconnected”, and the status of the Right earbud will have a blue light and red light flashing alternatively but the Left earbud will have a very slowly flashing blue light. The pairing mode between both earbuds and the device will remain for about 5 minutes, After that earbuds will turn auto-off if no device connection in 5 minutes, and you will hear “power off”. *After the initial settings, both earphones will auto-pair with your device directly and you can skip Steps 1 and 2. * Fig 1 (shown on the image)

Button Function

On/Off
Turn on: Long press both left and right earphones (see Fig 1) for 3 seconds to turn on earphones; Long press the left or right earphone top button (see Fig 1) for about 6 seconds, to turn off earphones

Answer / Hang Up
When there is an incoming call, short press the top button (Fig 1) on the left or right earphone to answer the phone (see Fig 1 on the image) During the call, the earphones with slowly flash blue light. short press the top button (Fig 1) on the left or right earphone to end the call. When playing music, and there is an incoming call, music will be auto-paused and auto-play when the call is.

Reject / Call Back
When coming call, press left or right earphone for about 2 seconds to refuse the call. (fig 1) Three-click the right earphone to resume back to the last call, and three-click the left earphone to open the voice assistant.

Play / Pause Music
To pause playing music, short press either the left or right earbud (Fig 1) to pause. To continue playback, short press either the left or right earbud (Fig 1) to continue playback. If one of the earbuds has run out of battery, the other one will continue to work until it runs out of power.

Last / Next Song Control
When playing music, double-press the left earphone (Fig 1) to switch to the Last song; Double-press the right earbud to switch to the next song.

Charging the case and earbuds:

Charge the charging case (fig 2) The charging case (fig 2) charges the earbuds. It is important that the charging case is recharged. To do this, Insert the provided USB charging cable to charge the charging case (Fig 2) with a USB power adapter. The LED light on the case will keep on flashing when it is charging. When fully charged, the LED lights will keep on and still. Charging the case will take 5 hours to fully charge the case but charging amount times may vary depending on battery status. Note: When there is no charge left on the charging case, the case will start to flash to announce a low battery and then turn off completely.

Charge the earphones (Fig 1):

The charging case should be fully charged and have sufficient power before it can charge the earbuds. Put the earphones into the correct position on the charging case (fig 2) for charging. Turn off the earbuds by long pressing the top button of both earbuds (fig1) for 6 seconds before placing them into the case If the earbuds are not placed securely into the case, it may not charge. Please take out the earbuds and re-insert them in the case. Also, make sure the lid is properly closed so that charging the earbuds can start. Using large earpads could also obstruct the closure of the case, and so may need to be removed.

Note: When the charging case runs out of the battery, It is important to Turn off both earphones before charging them in the charging case. (Turn off by pressing both earbuds (see Fig 1) for 6 seconds. If there is no power on the charging case, the earbuds will not auto-turn off when they are put back into the charging case. Therefore, the earbuds need to be manually turned off by pressing both the earbuds for 6 seconds simultaneously before putting them back in the charging case. Charge the charging case (fig 2) so that the earbuds can be recharged as well.

Frequently asked questions Bluetooth earbuds cannot turn on?

1)You can check if the earbuds are with power or not. if not, please fully charge both earbuds before turning it on. (Also charge the charging case to make sure it has enough power to charge the earbuds) 2)Make sure the earbuds are properly charged by placing them securely into the charging case (fig 2). 3)Turn on the earbuds please long-pressing both earbuds for 3 seconds.

Bluetooth earbuds signal is unstable?

1)Restart the Bluetooth earbuds by turning them off and then on. To do this long press (fig1) for 6 seconds to turn off and long press 4 seconds to turn on again. 2)Please kindly check the compatibility and calling communication quality of the mobile phone. The playing device should be no more than 1.5 meters (4 feet) from the earbuds 3)The distance between both earbuds should be no more than 0.5 meters (2 feet) apart 4)Interference from other devices or areas (crowded areas) may cause some signal instability. Move to another area to see if it improves.

Reset:

If the earbuds are not pairing correctly or continue to have issues, please delete the earbuds from your phone by going to the phone’s Bluetooth settings and removing them. Then follow Steps 1-3 on the first page of this manual to re-pair your earbuds to your phone device.

If the earbud function is not working, then reset the earbuds by long pressing both earbuds (fig 1) for about 8 seconds. Then follow Steps 1-3 on the first page of this manual to re-pair your earbuds to your phone device. If after some time, the earbuds stop charging, try to use a dry cotton swab to clean the bottom charging points on the earbuds and the inductive pins on the charging case to remove any dust and sweat.

Specifications:

• Model: BT899
• Bluetooth Version: 5.3
• Power Input: DC 5V
• Earphone Working Time: About 6 hours at 50% volume
• Earphone battery capacity: 40mAh+40mAh=80mAh
• Charging Case battery capacity: 400mAh
• Support a2dp\avctp\avdtp\avrcp\hfp\spp\smp\att\gap\gatt\rfcomm\sdp\l2cap profile

Important Safety Instructions

1. Read these Instructions.
2. Keep these Instructions.
3. Heed all Warnings.
4. Follow all instructions.
5. Do not use this apparatus near water.
6. Clean only with a dry cloth.
7. Do not block any ventilation openings. Install in accordance with the manufacturer’s instructions.
8. Do not install near any heat sources such as radiators, heat registers, stoves, or other apparatus (including amplifiers)that produce heat.
9. Follow applicable laws and regulations for details on the transport, shipping, and disposal of batteries. For details on recycling lithium, lithium-phosphate, and lithium-ion batteries, please contact a government recycling agency, or your waste disposal service, or visit a reputable online recycling source such as www.batteryercycling.com.
10. Protect the power cord from being walked on or pinched particularly at plugs, convenience receptacles, and the point where they exit from the apparatus.
11. Only use attachments/ accessories specified by the manufacturer.
12. Unplug this apparatus during lightning storms or when unused for long periods of time.
13. Refer all servicing to qualified service personnel. Servicing is required when the apparatus has been damaged in any way, such as a power-supply cord or plug is damaged, liquid being spilled or objects falling into the apparatus, or the apparatus has been exposed to rain or moisture, does not operate normallv. or has been dropped.

90-Day Warranty

Sentry warrants this product to be free from defects in materials and workmanship for 90 days from the date of original purchase. This warranty does not pertain to damage resulting from accident, abnormal use, misuse, or neglect. Any defective product will be replaced if returned to an authorized Sentry dealer or to Sentry directly at: P.O. Box 885, One Bridge St. Hillburn, NY 10931. Please enclose a check for $5.00 for shipping & handling.

This device complies with part 15 of the FCC rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. FCC ID: 2ACP4-BT180 Model #BT180 • The Bluetooth® word mark and logos are registered trademarks owned by Bluetooth SIG,

Inc. Sentry Industries Inc. declares that radio equipment BT180 is in compliance with Directive 2014/53/EU. The EU declaration of conformity is available at htips://sentryindustries.com/european-declaration-of-conformity/Conformity with Directives This product is CE marked to denote conformity with Directives 73/23/EEC (low voltage) and 89/336/EEC (Electromagnetic Compatibility), as amended. Environmental Protection Waste Electrical products should not be disposed of with household waste. Please recycle where facilities exist. Check with your Local Authority or retailer for recycling advice.

NOTE:

This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications.

However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and the receiver
• Connect the equipment to an outlet on a circuit different from that to which the receiver is connected.
• Consult the dealer or an experienced radio/TV technician for help Changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment.

This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (2) this device must accept any interference received, including interference that may cause undesired operation.

REFERENCE LINK