2 x 50W Class D Bluetooth Audio Amplifier(Apt-X) - TSA3116B support volume knob

Description

Product Video:
https://www.youtube.com/watch?v=eVkevladRSo&feature=youtu.be
This is a 2x50W audio amplifier board with a new
AudioB plus
Bluetooth module that supports Apt-X. It has perfect class-D architecture(Based on TPA3116D2) and every channel has 50W power ouput. Both of channels are capable of outputting nominal power simultaneously and continuously. This board can be powered by any DC10V-24V power supply, it can be used to drive any 4Ω or 8Ω passive speakers.
It's perfect for your Hi-Fi application, the audio source can be RCA or Bluetooth. You may wish to pair with a mobile phone or a computer (etc). Power the amplifier board. Use your phone or PC (etc) to search for a new Bluetooth device. The module will appear as "BT Speaker". You don't need a PIN, pair it and then you can play music.
*BVC Port:
BVC port can connect with our Audino volume controller to control the Bluetooth audio volume.
TSA1020:
HTTPS://www.ebay.com/itm/TSA1020-Digital-Audio-Volume-Controller-Amplifier-Volume-Control-RCA-Port-/222249618403?ssPageName=STRK:MESE:IT
Specification:
Specifications typical @ +25℃, Powered by 21V DC, unless otherwise noted. Specifications subject to change without notice.
Parameter
Condition
Min
Typ
Max
Supply Voltage (VDC)
-
10
21
24
Idle Power
SD Floating
-
1.3W
2.5W
Standby Power
SD Connected to GND
-
0.1W
0.3W
Maximum Current
100W @ 4Ohm
-
5.29A
-
Efficiency
50W @ 4Ohm
87%
-
92%
Minimum Load Impedance
3.2Ω
Switching Frequency
SD Floating
-
394KHZ
-
Gain
24dB
25dB
26dB
Input Sensitivity(RMS)
@4Ω, 50W, 1KHz
-
808mV
-
Input Impedance
-
-
22KΩ
-
Output Power
@4Ω THD+N 1%
-
36W
-
@4Ω THD+N 10%
-
50W
-
Bandwidth @ ±3dB
@4Ω
20Hz
-
20KHz
THD
@4Ω, 1W, 1KHz
-
0.0299%
-
@4Ω, 10W, 1KHz
-
0.073%
-
Features
:
Size: 6.9cm x 9.5cm
Apt-X supported
Bluetooth 4.0
Bluetooth audio volume control port(BVC)
Working voltage: DC10V-24V
Over/under voltage protection
Over current protection
Over temperature protection
Applications
:
Personal computer
Background music system
Musical instrument amplifiers
Home DIY
Car audio
Documents
:
How to change the BT name
How to enable BT password