CT14 Bluetooth 4.2 5W+5W Stereo Audio Amplifier Module (Wireless Speaker Board With Micro-USB Battery Charging)

The CT14 Bluetooth 4.2 Stereo Audio Amplifier Module is a compact wireless audio board designed for portable speaker and embedded audio applications. It combines Bluetooth 4.2 audio reception with a dual-channel 5W+5W stereo amplifier, providing a simple solution for building Bluetooth speaker systems.

The onboard Micro-USB lithium battery charging circuit allows the module to be used in portable, battery-powered audio projects without requiring a separate charging board.

Key Features -

• Bluetooth 4.2 wireless audio reception

• 5W+5W dual-channel stereo output

• Class F stereo amplifier design

• Built-in Micro-USB battery charging circuit

• Supports single lithium battery operation

• Compact integrated PCB design

• Low-voltage operation

• Suitable for portable Bluetooth speakers

Specifications -

• Product Type = Bluetooth Stereo Audio Amplifier Module

• Bluetooth Version = 4.2

• Amplifier Type = Class F Stereo

• Output Power = 5W + 5W

• Speaker Impedance = 4-8Ω

• Operating Voltage = 3.7-5V DC

• Charging Input = 5V Micro-USB

• Audio Channels = Stereo L/R

• Battery Type = Single Lithium Battery

Applications -

• DIY Bluetooth speakers

• Portable audio systems

• Rechargeable speaker projects

• Arduino and embedded audio projects

• Multimedia devices

• DIY electronics projects

• Compact wireless sound systems