The board is a finished board that has been soldered and tested. Connect the speaker box, then connect the appropriate and connect to the BT audio device to play, or connect the sound source input correctly.
Features:
It is a mini amplifier board for 2.1CH speakers.
This product using high performances digital amplifier chip as the core, one to do parallel bridged bass channel amplification output, one to do left and right channel amplification output.
Support 100W (bass channel) + 50W (left channel) + 50W (right channel) 2.1-channel output.
Support BT5.0 audio reception , external audio input interface, with preamplifier, bass crossover processing.
Bass-volume, bass frequency, left and right channel-volume, treble, function control switch / total-volume, 5 adjustment potentiometers.
Wide working voltage, energy-saving design, efficiency up to 90%.
Specifications:
Material: metal
Amp chip: TPA3116D2
BT: 5.0
Output impedance: left and right channel: 4-8Ω, bass channel: 2-8Ω
Output : 50W+50W
BT distance: >8m
Frequency range: 20Hz-20KHz
Item size: 101 * 100 * 30mm / 3.9 * 3.9 * 1.2in
Package size: 150 * 110 * 40mm / 5.9 * 4.3 * 1.6in
Package weight: 209g / 7.4ounce
Packing List:
1 * Amplifier Board
1 * Set of Installation Tools