Blackview AirBuds 8

PRODUCT INTRODUCTION

This section introduces the components of the Blackview AirBuds 8.

Diagram Description: The image displays the Blackview AirBuds 8 charging case and earbuds. Key components are labeled: Touch control (on earbuds), Microphone (on earbuds), LED digital display (on charging case), Earbuds LED indicator (on earbuds), and USB-C charging port (on charging case).

DEVICE CONNECTION

Method 1: Pairing for the First Time

1. Open the charging case cover. The earbuds' LED indicator will blink orange and white alternately, indicating they have entered "Pairing state".

2. On your device, turn on Bluetooth and select "AirBuds 8" from the list of available devices. A connection prompt tone will play upon successful connection.

Visual Aid Description: An illustration shows a smartphone screen with Bluetooth settings open. A finger is shown tapping on "AirBuds 8" in the list of devices.

Method 2: Reconnecting or Pairing with an Existing Device

1. If the earbuds are already connected to a device, tap the "Touch" button four times. The indicator will blink orange and white alternately, and the earbuds will enter pairing state. (Note: The earbuds cannot be operated for calls or music playback during this state).

2. On your device, turn on Bluetooth and select "AirBuds 8". A connection prompt tone will play upon successful connection.

Note: The methods above are for pairing a new device. After initial setup, the earbuds will automatically power on and connect to the last paired device when removed from the charging case.

CONTROL

i) Equipment Operation

1. Power On: Open the charging case. The headphones will automatically power on.
2. Shut Down: Place the headphones into the charging case and close the charging case.
3. Restore Factory Settings:
   • While in pairing mode, double-tap the touch control and then long-press for 5 seconds.
   • When the white light flashes 3 times, the headphones have entered factory reset mode. Place them back into the charging case to restore factory settings. You can then open the cover to re-pair.

ii) Playback Mode

• 1) Play / Pause: Tap twice on either the left (L) or right (R) earbud.
• 2) Volume Down / Previous Track: Tap once on the left (L) earbud.
• 3) Volume Up / Next Track: Tap once on the right (R) earbud.
• 4) Voice Assistant (Siri / Google Assistant): Tap and hold for 2 seconds on the right (R) earbud.
• 5) Transparency Mode / ANC On / ANC Off: Tap and hold for 2 seconds on the left (L) earbud to toggle between modes.

iii) Call Mode

Incoming Call:

• 1) Answer a Call: Tap twice on either the left (L) or right (R) earbud.
• 2) Reject an Incoming Call: Tap and hold for 2 seconds on either the left (L) or right (R) earbud.

Ongoing Call:

• 3) End a Call: Tap twice on either the left (L) or right (R) earbud.

Switching Between Calls

• 4) Answer Incoming Call 2 (while Call 1 is on hold): Tap twice on either earbud.
• 5) Switch Between Active Call and Held Call: Tap and hold for 2 seconds on either earbud.
• 6) Reject Incoming Call 2 (while Call 1 is on hold): Tap twice on either earbud to answer the second call, then tap and hold for 2 seconds to reject it and keep Call 1 active.

Light Indication

This section describes the meaning of the LED lights on the charging case and earbuds.

• Charging Case Battery Level: The LED digital display shows numbers when the charging case is opened or closed.
• Headphone Battery Level: The display will light up when the headphones are in the case (Open/Close).
• Charging Box Low Battery (< 20%): The digital display flashes and extinguishes after 10 seconds.
• Pairing Status: Blinking Orange/White Light.
• Power On / Power Off: White Light On for 2 seconds / Orange Light On for 2 seconds.
• Headphone Low Power Status: Orange Light Quick Double Blink for 5 seconds.
• Incoming Call: White Light Quick Double Blink for 2 seconds.

TECHNICAL SPECIFICATIONS

• Earbuds Driver: 13 mm neodymium magnet sound units x 2
• Frequency Response: 20–20,000 Hz
• Microphone: Omnidirectional MEMS x1 (per earbud)
• Bluetooth Version: Bluetooth 5.3
• Bluetooth Profile: A2DP, AVRCP, HFP
• Audio Codec: SBC, AAC
• Wireless Operating Frequency: 2402-2480 MHz
• Wireless Transmission Range: Up to 10 meters (measured in open area). Walls and structures may affect range.
• Playback Time: Up to 6 hours on a single full charge. Total playback time: 27 hours^
• Battery:
  • Earbuds: Rechargeable lithium-ion Polymer Battery 3.7 V, 35 mAh (0.129 Wh)
  • Charging Case: Rechargeable lithium-ion Polymer 3.7 V, 400 mAh (1.48 Wh)
• Charging Time: < 2 hours
• IP Rating: IPX7 waterproof
• Operating Temperature: 0-45°C
• Maximum Output Power: 5 dBm
• Input Rated Power: 5V 1A

^Based on moderate volume. Actual battery life will vary depending on specific use, settings, and environmental factors.

NOTE: Compliance markings are in the charging case.

CAUTION: Do not use the earbuds at a high volume for extended periods of time, as this may cause hearing loss.

Answers for Common Questions (FAQ)

1. Question: The Bluetooth headset cannot be switched on.
   • Reason: The battery in the charging compartment or the headset itself is low.
   • Solution: Place the headset into the charging box, close the cover, and charge the charging box for at least 1 hour before use.
2. Question: The phone cannot search for the Bluetooth headset.
   • Reason 1: The Bluetooth headset is not in pairing state.
   • Solution 1: When the earbuds are already connected to the device, tap the "Touch" button four times. The indicator will blink orange and white alternately, entering pairing state.
   • Reason 2: Mobile phone Bluetooth program errors.
   • Solution 2: Restart the mobile phone's Bluetooth, clear all pairing data stored on the phone, and search for Bluetooth devices again.
3. Question: There is no sound from the headset speaker.
   • Reason 1: Volume is too low on the mobile phone or headset.
   • Solution 1: Turn the volume of the mobile phone and headset to maximum and check. Adjust the mobile phone's volume when the headset is connected.
   • Reason 2: The Bluetooth headset is not properly connected with the mobile phone.
   • Solution 2: Reconnect the Bluetooth and mobile phone through pairing.
   • Reason 3: The Bluetooth headset is not within the valid working range.
   • Solution 3: Keep the headset within 10 meters of the mobile phone, ensuring no large objects, walls, or other obstacles are between them.
4. Question: The headset doesn't send messages or the voice is low.
   • Reason 1: The Bluetooth headset is too far from the mouth.
   • Solution 1: Wear the Bluetooth headset on the ear for normal use.
   • Reason 2: The microphone hole is blocked or has water inside.
   • Solution 2: Remove any blockage from the microphone hole or prevent water from entering it.
5. Question: The headphone gets stuck or disconnects during talking or listening to music.
   • Reason 1: The Bluetooth headset is too far from the mobile phone or there are obstacles.
   • Solution 1: Keep the headset within 10 meters of the mobile phone, free from large objects and walls. Avoid covering the Bluetooth headset with your hand. Keep the Bluetooth device and mobile phone in the same direction for stable signal.
   • Reason 2: There is a problem with the mobile phone's Bluetooth signal or strong signal interference nearby.
   • Solution 2: Avoid placing the mobile phone close to metal objects. Try moving to a different location or using another mobile phone.
   • Reason 3: The Bluetooth headset power is insufficient.
   • Solution 3: Charge the headset as soon as possible.
6. Question: There is no sound in the headset during a voice call, and the sound comes out of the mobile phone.
   • Reason: The headset is operated during a voice call or call. Double-click the headset.
   • Solution: Turn off the mobile phone's Bluetooth, then turn it on again. Alternatively, place the headset in the box, close the cover, turn off the headset, and then open the cover. The headset may not support connecting or hanging up voice calls directly. For voice calls, connect or hang up using the mobile phone.
   • Note: Currently, the headset only supports incoming calls from GSM cards, not app network calls.
7. Question: After the headset is put into the box and the cover is closed, the headset is not disconnected.
   • Reason 1: The charging box is completely dead.
   • Solution 1: Charge the charging box.
   • Reason 2: The headset is not put into the box properly, and communication between the headset and the base is abnormal.
   • Solution 2: Re-open the charging box, take the earphones out, and place them back correctly. The charging column on the charging box should light up when the earphones are inserted, and then close the cover.
   • Reason 3: The charging box is damaged.
   • Solution 3: Replace the charging box.

Attention and Maintenance

Attention

• Do not disassemble the product yourself.
• Use a standard charging cable and adapter to avoid damage and accidents.
• Avoid using corrosive cleaning detergents to clean the product.
• Avoid using the product in the rain and keep it away from heating or fire.

Maintenance

Follow these suggestions to prolong the product's working life:

• Keep the product dry and avoid damp places that could affect internal circuits.
• Avoid using the product during intense sporting activities or when sweating, as sweat infiltration can cause damage.
• Keep the product away from direct sunlight or high temperatures, which can shorten the working life of electric parts, damage the battery, or deform plastic parts.
• Keep the product away from intense vibration and impact from hard materials to prevent internal circuit damage.

FCC Warning

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.

Any changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.

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 receiver.
• Connect the equipment into 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.

This device complies with FCC RF radiation exposure limits set forth for an uncontrolled environment. This transmitter must not be co-located or operating in conjunction with any other antenna or transmitter. During the operation of the device, a distance of 0 cm surrounding the device and 0 cm above the top surface of the device must be respected.

Manufacturer Information:
Shenzhen DOKE Electronic Co.,Ltd
Address: 13/F, Wei Dong Long Business Building B, Mei Long Ave, Long Hua New District Shenzhen.

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