HLstar Y15 A9 Pro ANC Earbuds Owner’s Manual
- July 8, 2024
- HLstar
Table of Contents
HLstar Y15 A9 Pro ANC Earbuds
Specifications
- Product Name: A9 pro ANC Bluetooth Headset
- Bluetooth Name: Y15 MP
- Noise Reduction Technology: ANC + ENC + In-ear Detection
Product Information
The A9 pro ANC Bluetooth headset is a wireless device designed in compliance with Bluetooth 5.4 standards, ensuring fast and reliable connectivity. It incorporates advanced noise reduction features surpassing those of Bluetooth 3.0. The headset utilizes the Jerry 7003D4 Bluetooth main chip for enhanced performance.
Technical Specifications
Speaker Specifications
- Frequency Range: 50Hz – 5kHz
- Rated Power Input: 2mW
- Maximum Power Input: 5mW
- Speaker Outer Diameter: Manufacturer Approved
Microphone Specifications
- Size: 27x18mm
- Sensitivity: Manufacturer Approved
- Directivity: Omnidirectional
- Signal-to-Noise Ratio: 59dB (S/N f=1KHZ, SPL = 1Pa)
- Maximum Operating Voltage: 10V
Battery Specifications
- Headphone Battery Model: 400911, Charging Box Battery Model: 901430
- Capacity: Earphones – 28mAh, Charging Box – 380mAh
- Internal Resistance, Voltage, Energy Density, Cycle Life, Low Temperature Operation, Short Circuit Test: Manufacturer Approved
Charging Cable Specifications
- Model: Manufacturer Approved
- Line Length/Tolerance: Manufacturer Approved
- Charging Specifications: Test output voltage of charger to meet requirements
- Output Voltage and Current: +5.0V/0A to +5.0V/0.5A (within scope +4.75V to +5.25V)
Machine Translated by Google
Company Name : Shenzhen Guanersheng Electronics Co., Ltd.
Specifications (Smart Screen ANC Noise Reduction + ENC + In-ear Detection)
- Directory
- Introduction
- Picture description
- Technical specifications
- Speaker specifications
- Microphone specifications
- Battery specifications
- Charging cable specifications
- Headphone operation instructions
- Basic information
- Basic functions
- Functional block diagram 7.
- Circuit schematic diagram 8.
- PCB layout and printing diagram
- Appearance requirements
- Reliability requirements
- Structure Confirmation
Introduction
Model: A9 pro ANC Bluetooth
headset is a Bluetooth device that uses wireless technology. It is designed in
accordance with the Bluetooth 5.4 version standard and meets its frequency
requirements and fast connection. Its noise reduction effect is better than
Bluetooth 3.0. It uses the Bluetooth main chip: Jerry 7003D4
Illustration
Technical specifications
Speaker Specifications (provide manufacturer’s letter of
Microphone Specifications (provide manufacturer’s letter of approval)
Battery Specifications (provide manufacturer’s letter of approval)
Specifications
of charging cable (provide manufacturer’s letter of approval)
Charging specifications
Test the output voltage of the charger and it will meet the requirements in the following table
| Output | Voltage and current | scope | tolerance |
|---|---|---|---|
| 1 | +5.0V/0A | +4.75V~+5.25V | ±0.25V |
| 2 | +5.0V/0.5A | +4.75V~+5.25V | ±0.25V |
| Full load current: <10mA |
Headphone Operating
Instructions 5.1 Basic Information
Basic
Functions
FCC
This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions:
- This device may not cause harmful interference, and
- This device must accept any interference received, including interference that may cause undesired operation
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.
Warning: changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment
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