can you use active and passive output simutaniously?

Hello, the base and the speaker terminal cannot output music at the same time. Plug in the earphones and the speaker terminal will no longer have music.

Will blue tooth quit when either usb or aux are plugged in but not being used?

Bluetooth will exit. This audio power amplifier module follows the hardware priority principle. If the USB connection is successful, it is in USB mode, and when AUX is inserted, it is in AUX mode. If the USB isn't connected and the AUX isn't plugged in, it's Bluetooth mode.

What is the name of the Bluetooth signal?

"Wuzhi audio". Amp has been cranking away for 5 months with no issues.

What is the USB in jack for?

USB input is to plug the USB drive to play, aux is the audio line input sound source, can not be used only with Bluetooth, the same.

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MakerHawk Blue Tooth Amplifier Board HiFi Stereo 2.0 2X50W Audio Amplifier Module TPA3116D2 Digital Power Amplifier Blue Tooth 5.0 Dual Channel AMP with AUX/USB/Flash Drive/PC Sound Card Input

MakerHawk Blue Tooth Amplifier Board HiFi Stereo 2.0 2X50W Audio Amplifier Module TPA3116D2 Digital Power Amplifier Blue Tooth 5.0 Dual Channel AMP with AUX/USB/Flash Drive/PC Sound Card Input

Product ID: 266892225

Details

Item dimensions L x W x H
2.36 x 2.36 x
Manufacturer
MakerHawk
Maximum Supply Voltage
27 volts
Minimum Supply Voltage
9 volts
Voltage
27 volts

📶Bluetooth 5.0 with 15m range

🔊2x50W HiFi stereo power

🛡️Advanced protection tech

Description

🎵 Elevate your sound game—because your music deserves the best!

BUILT TO LAST - Robust short-circuit, thermal, and voltage protections keep your amp safe and reliable.
COMPACT YET MIGHTY - Ultra-light 68g design fits anywhere—perfect for DIY boom boxes or sleek home setups.
SEAMLESS CONNECTIVITY - Bluetooth 5.0 plus AUX, USB flash, and PC sound card inputs for ultimate audio versatility.
PURE POWER ZERO NOISE - Class D TPA3116D2 chip delivers crystal-clear 100W stereo sound with <0.1% distortion.
CONTROL AT YOUR FINGERTIPS - Integrated volume potentiometer with switch for effortless, precise sound tuning.

The MakerHawk Bluetooth Amplifier Board is a compact, high-performance 2x50W Class D stereo amplifier featuring Bluetooth 5.0 for stable wireless streaming up to 15 meters. It supports multiple audio inputs including AUX, USB flash drives, and PC sound cards, making it a versatile choice for DIY audio projects and home theaters. Engineered with advanced protection circuits, it ensures durability and clean, distortion-free sound output in a lightweight, easy-to-mount form factor.

Specifications

ASIN	B08M3KX523
Best Sellers Rank	#223,869 in Electronics ( See Top 100 in Electronics ) #1,292 in Audio Component Amplifiers
Brand Name	MakerHawk
Customer Reviews	4.5 4.5 out of 5 stars (144)
Item Dimensions	2.36 x 2.36 x 0.71 inches
Item Weight	68 g
Manufacturer	MakerHawk
Maximum Output Power	100 watts
Maximum Supply Voltage	27 volts
Minimum Supply Voltage	9 volts
Model	8445GDNP090ET3710JV2HXK
Mounting Type	Surface Mount
Number of Channels	2
Output Power	38 watts
Part Number	8445GDNP090ET3710JV2HXK
UPC	738582517462
Voltage	27 volts

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