DIY - Bluetooth Mp3 Amplifier Circuit 4.1 - Decoder Board [HW-770] - HiFi Audio [High Quality]

DIY Bluetooth MP3 Amplifier Circuit 4.1 Decoder Board HW-770 HiFi Audio

The HW-770 is a Bluetooth MP3 Amplifier Decoder Board 4.1. This circuit board integrates Bluetooth audio reception and an amplifier. It supports both wireless Bluetooth and wired AUX input. Power is supplied via a micro USB port or a dedicated battery terminal. The board operates within a 3.7V to 5V DC range. It measures 3.0 cm (Width) x 3.0 cm (Length) x 7 mm (Height). This module provides audio capabilities for custom builds.

Specifications:

• Model: Bluetooth Amplifier Circuit board 4.1
• Type: Audio Applications
• Dimensions: 3.0 cm (Width) x 3.0 cm (Length) x 7 mm (Height)
• Operating Voltage: 3.7V ~ 5V DC
• Signal-to-Noise Ratio (SNR): 90dB
• Dynamic Noise Reduction (DNR): 91dB
• Supported Profiles: A2DP / AVCTP / AVDTP / AVRCP / HFP
• Crosstalk: -86dB
• Maximum Wireless Range: 15 meters
• Bluetooth Version: 4.1

Key features and benefits:

• Integrated Bluetooth 4.1 audio receiver
• Built-in audio amplifier
• Dual audio input: Bluetooth wireless and AUX wired
• Compact dimensions: 3.0 cm x 3.0 cm
• Power options: Micro USB or battery (3.7V-5V DC)
• Signal-to-Noise Ratio (SNR): 90dB
• Supports A2DP, AVCTP, AVDTP, AVRCP, HFP profiles

Applications:

• Portable Bluetooth speaker construction
• Custom home audio system integration
• DIY sound box assembly
• Educational electronics project implementation
• Audio device Bluetooth upgrade
• Robotics and IoT audio integration

Frequently Asked Questions:

Q: What is the operating voltage range for the HW-770 board?
A: The board operates on 3.7V to 5V DC.

Q: Can this module accept both wired and wireless audio inputs?
A: Yes, it supports both Bluetooth wireless and AUX wired input options.

Q: What are the physical dimensions of the HW-770 module?
A: The module measures 3.0 cm (Width) x 3.0 cm (Length) x 7 mm (Height).

Q: What power input methods are supported?
A: Power can be supplied via a micro USB port or a dedicated battery terminal.

Package Includes:

*Image shown is a representation only.

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