AIYIMA Bluetooth Stereo Amplifier Board 3Wx2 Speaker 4ohm 3.3-5VDC

Compact AIYIMA amplifier board delivering 3W × 2 stereo output with Bluetooth audio streaming. Ideal for low-voltage, space-constrained audio projects.

SPECIFICATIONS:

• Amplifier Type: Class D

• Bluetooth Version: 4.2 (receiver only)

• Output Power: 3W × 2 (stereo)

• Speaker Impedance: 4Ω recommended

• Operating Voltage: 3.3V–5V DC

• Audio Input: Bluetooth only (no AUX)

• Audio Output: 2-channel speaker terminals

• Dimensions: ~45mm × 30mm

• Indicators: Power LED, Bluetooth pairing LED

FEATURES:

• Bluetooth audio streaming for wireless integration

• Compact and low-power design

• Ideal for portable applications

• Battery-friendly operation

TYPICAL APPLICATIONS:

• STEM audio amplifier kits

• Wireless speaker upgrades

• Battery-powered sound systems

• Bluetooth audio bridges for legacy devices

• Embedded audio projects

PACKAGE INCLUDES:

• 1 x AIYIMA Bluetooth Amplifier Board