duomaite BM08 True Wireless Bluetooth Headset Instruction Manual

duomaite BM08 True Wireless Bluetooth Headset

True wireless bluetooth headset

*Special announcement: this product is forbidden to use the quick charging head, The manufacturer shall not be liable for product damage caused by improper use.

Product Diagram

Product Specifications

1. Product model: DM08
2. Product Type: Bluetooth Headset
3. Channel system: wireless stereo
4. Control   method :touch
5. Support Bluetooth protocol : \avctp\avdtp\avrcp\hfp\spp\smp\att\gap gatt\ rfcomm\sdp\
6. Bluetooth operating frequency2.4GHZ-2.4835GHZ
7. Audio decoding: MP2, MP3, WMA, APE, FLAC, AAC , MP4, M4A.WAV.AIF, AIFC
8. Bluetooth effective distance: c::1 0meters
9. Headset amplifier type : built-in-chip
10. Frequency response: 15-20000Hz
11. Microphone specifications: 4013high pressure resistance.-40±3db-2.2kQ
12. Bluetooth version: V5.4
13. Speaker specifications: 13MM(32R)
14. Headphone battery capacity: 30MAH
15. Storage battery capacity: 230MAH

Headphone electrical parameters

1. Headphone quiescent current: no operation when power
2. Headphone Standby current: 0.5-1 MA when connected to a mobile phone without operation.
3. Headphone playback time: the maximum DJ playback work 1is 4~1 OMA
4. Headphone call current: 5-11 MA
5. Headphone charging current: 40MA
6. Whether the battery or board has over-discharge protection: the charging management IC has over-discharge protection function 3.1V

Electrical parameters of charging compartment

Charging compartment charging port: Type-c
Input voltage and current of charging bin: 5V1A
Charging bin output voltage: 5V±0.2V
Static current of charging compartment(without earphone): 15UA
Static current of charging compartment(with headphones): 75UA
Charging bin wired charging current: 200+20MA
Wired charging time of charging box: 1.5H
Warehouse over-discharge protection: 3.1V

Function Description

1. Power on:
2. Remove the earphones and tum them on automatically.
3. Long press and hold for 5 seconds before connecting, and the earphones will turn on.
4. Shutdown:
5. Put the earphones into the charging compartment to shut down and charge.
6. When the phone is not connected, it will automatically shut down after five minutes.
7. TWS pairing successful: When the left and right earphones are turned on, they will immediately pair and enter pairing mode.
8. Bluetooth connected:
9. The earphones are in pairing mode, and the phone searches for the Bluetooth pairing name and clicks to connect.
10. The earphones have been connected to Bluetooth devices, and when turned on, the left and right earphones will automatically reconnect. The host will automatically reconnect to the last connected device. If the reconnection is unsuccessful, the earphones will enter pairing mode and prompt “du”.
11. Bluetooth disconnected:
12. Manually turn off the Bluetooth end of the phone, and the earphones enter pairing mode.
13. Disconnect the earphones from the phone after exceeding the distance limit, and return to the effective distance range within 3 minutes. The phone can be reconnected normally. If it exceeds 5 minutes, it will automatically shut down and prompt “du du”.
14. Pause/Play: Click on any headphone MFB button.
15. Previous/Next track: Double dick on any headphone MFB button.
16. Increase/decrease volume: Three dicks on any headphone MFB button.
17. Voice Assistant: Long press any earphone MFB button for 2 seconds, and it will prompt “du”
18. game modes: Four clicks on any headphone MFB button will prompt “Game Mode/music mode”
19. Incoming call: When the other party calls, there will be a “system sound”
20. Answer/Hang up: Click on any earphone
21. Reject: Long press any headphone MFB button
22. Low battery level: When the battery level reaches 20%, a prompt will appear every 5 minutes, indicating “Low battery level”

The headset is charging: the headset does not light up, and the blue light of the charging compartment is always on.
The headset is fully charged: the headset does not light up, and the blue light in the charging compartment is off.
charging of charging chamber: orange light flashes slowly.
The charging chamber is fully charged: the orange light is always on.

Warnings and precautions

1. Do not use corrosive detergents to clean this product.
2. Do not use corrosive detergents to clean this product.
3. Do not expose this product to direct sunlight for long periods of time.
4. Do not dispose of this product in fire to avoid explosion.
5. Do not attempt to remove this product for any modification.
6. lf you don’t use this product for a long time, store it in a dry environment and charge the headphones at least once a month to prolong life and avoid extreme temperatures and dust.

This device complies with Part 15 of the FCC Rules. Operation is subjects 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. Changes or modifications to this unit 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 Bdigital 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 mill not occur in a particular nstallation. 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 ry 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 and its antenna(s) must not be co-located or operation in conjunction with any other anterna or transmitter.
Radiation Exposure Statement The device has been evaluated to meet general RF exposure requirement in portable exposure condition without restriction.

Read User Manual Online (PDF format)

Download This Manual (PDF format)

Download this manual  >>