Speaker Board Audio Module F Class 5W with Charging CT14 Micro 4.2 Stereo Bluetooth Power Amplifier

Warning: This product employs a current-limiting charging mode for its charging interface and lacks charging management. To ensure the safety of your life and property, use a lithium battery with a protective plate from a reputable manufacturer. The company will not assume responsibility for any losses resulting from improper use.

Note: The product automatically shuts down after 10 minutes in standby mode; you'll need to power it on again.

Bluetooth Module Operation:

1. Activate your phone's Bluetooth, scan for devices, locate "DW-CT14+," and click to connect.

2. Bluetooth version: 4.2, compatible with all mobile phones and Bluetooth adapters. The open transmission distance is approximately 15 meters. It supports automatic reconnection to paired devices and plays music automatically.

Usage Instructions:

1. Bluetooth version: 4.2.

2. USB sound card support with plug-and-play capability (using a standard lithium battery power supply).

3. Equipped with its own dual 5W power amplifier circuit. Do not use another amplifier! Avoid connecting the outputs of the two amplifiers in parallel or connecting their negative poles, as it may damage the power amplifier chip.

4. Connect two 2-8 ohm, 3-10W speakers separately, supporting 4 ohm 5W and 4 ohm 10W speakers for push. The output is stereo.

5. Maximum working current: 5V2A. Use a regulated power supply of 5V2A or higher for better sound quality.

6. Recommended power source: 3.7V lithium battery with a protection board. The product features a USB charging port for lithium battery charging, and the USB port can serve as a power supply or connect to a 5V adapter. Avoid using dry batteries, charging treasures, or power supplies with unstable voltage and current, such as multi-function transformers.