Speakers for small audio projects 12W, 10W, 6W and mini audio stereo amplifier.

Description

These are brand new speakers used mainly on TV's great for Arduino projects and small stereo amplifiers.
Stereo Bluetooth amplifier;
Features:
The board uses the classic circuit of the TPA3110, while using a single power supply with anti-reverse function. Power can be used with adapters and switching power supplies. Most of the resistive container parts are standardized and patched, which is simple and stable. Designed a special interface for the bluetooth audio receiver module, built-in 5V voltage regulator circuit, It is very easy for DIY bluetooth speaker.
Specifications:
Working voltage: DC 8V-26V
Output power: 15W X 2 (@16V)
Working current: greater than or equal to 2A
Speaker impedance: 4-8Ohm
Work efficiency: greater than or equal to 90%
bluetooth version: V4.2