VIMAI V51 Wireless Earbuds User Manual
- June 16, 2024
- VIMAI
Table of Contents
VIMAI V51 Wireless Earbuds User Manual
ID Diagram
Instructions
- Pairing the Earbuds with Android system/IOS system
- Open the top cover of the charging case, the earbuds will automatically turn on
- Turn on your phone: Settings>Bluetooth>Turn on (menu may vary by device)
- Select “V51”, if the phone asks for a password, enter four zeros (0000)
- The mobile phone can be used after the connection is successful
- Power off
- Put the earbuds into the charging cast and close the lid for 3 seconds to shut down;
- Auto-power off in 3 minutes without connecting the device.
Function Description
About Call
| Incoming call rings | It comes with ringtone |
|---|---|
| Answer a call | Press left/right earbud once |
| Hang up a call | Press left/right earbud once |
| Reject a call | Double press on the left/right earbud |
About Music
| Play / Pause | Click left/right earbud once |
|---|---|
| Previous song | Triple press the left/right earbud |
| Next song | Double press on the left/right earbud |
Siri/Voice assistant
Long press the left/right earbud for 2s to wake up
Both earbuds can be switched freely
The left and right earbud can be connected to the mobile phone at will, switch
freely, and Connect back in seconds after booting
In-ear Test
After TWS pairing is successful, the first earphone will sound “Dong”, and the
second earphone will not sound
Prompt tone description
| Items | Prompt tone |
|---|---|
| Connected | Prompt tone: “dong” |
| Disconnected | Prompt tone: “dong” |
| --- | --- |
| Touch | Prompt tone: “beep” |
| Low battery alarm | Prompt tone: “beep” “beep” |
Charging case definition and specification’
Indicator light on the charging case
No.| State| Battery indicator(more than 10% battery)|
Battery indicator(less than 10% battery)
---|---|---|---
1| Open the lid| Green light on for 8s| Orange light on for 8s
2| Earphone out/in| Green light flashes 1 timeit has no light effect| Orange
light flashes 1time it has no light effect
3| Charging| Orange light on for 8s
4| Full charged| /
Charging case specification
| No. | Function | Description |
|---|---|---|
| 1 | Battery | 300mAh |
| 2 | Charging port | Type-C |
| 3 | Charging voltage/current | 5V 1A |
| 4 | Charging time | about 1.5 hours |
| 5 | Recharging times | Recharge both earbuds 3-4 times |
| 6 | Working/Storage temperature | -10 °C”+45 °C / -20 °C-‘+65 °C |
Earphone Specification
| No. | Items | Specifications |
|---|---|---|
| 1 | Product name | Wireless Earbuds |
| 2 | Battery | 30mAh |
| 3 | Charging current (dual-earbuds) | 30mA |
| 4 | Frequency response range | 20Hz-20KHz |
| 5 | Impedance | 320 |
| 6 | Sensitivity | 114±3dB |
| 7 | Size | 30.7519.7816.25mm |
| 8 | Available distance | 10 meters (standard environment) |
| 9 | Weight | 3.3g(exclude charging case) |
| 10 | BT version | V5.3 |
| 11 | Supporting protocol | HFP/HSP/A2DP/AVRCP |
| 12 | Transmission frequency | 2.4GHz(2.4000-2.4835GHz) |
| 13 | Charging time | About 1hours |
| 14 | Working time | Call time: about 4.5 hours Music time : about 5.5 hours (50 |
% volume)Standby time: 200 days
15| Charging voltage/current| 5V 1A
16| Working temperature| -10 °C-+45 °C
17| Storage temperature| -20 °C–+65 °C
Precautions
- Please store and use this product in a normal temperature environment
- Do not expose this product to rain or moisture
- Do not throw, to avoid product damage due to falling
- Do not disassemble, repair or modify this product
- Do not use chemical solvents to wipe this product
- Do not discard it at will, or place it in high temperature (temperature higher than 60 degrees) and fire to avoid danger
FCC Requirement
Any changes or modifications not expressly approved by the party responsible for complain cecum 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 con ditions:
- this device may not cause harmful interference, and
- this device must accept any interference received, including interference that may causeundesired operation.
Note: This equipment has been tested and found to comply with the limits for a Class Digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reason bleprotectionagainst 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 guaranty eethatinte reference will not occur in a particular installation. If this equipment does cause harm ful in dereference 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 receiverisconnected.
- Consult the dealer or an experienced radio/TV technician for help.