DC18V-24V TPA3116 NE5532 50Wx2+100W 2.1 Class D Digital Subwoofer Power Amplifier Board - INTL

Features:
Adopts high quality TPA3116 NE5532 digital amplifier chip.
Sound quality is very good, high efficiency and amplifying power.
Whole sealing dust-proof potentiometer, stable performance and durable for use.
Adopts red ring high current inductor, ensuring the sound silvery and clear.
50Wx2+100W 2.1 channels(left/right channel and subwoofer channel), high efficiency and low-heat.
Powered by DC 18-24V input voltage.
User can adjust the volume by themselves easily.

Specifications:
Supply Voltage: DC 18-24V
Max. Output Current: 4A
Static Current: 50mA
Chip Type: TPA3116 NE5532
Channel Type: Left Channel, Right Channel, Subwoofer
Output Power: 50Wx2 + 100Wx1 Subwoofer
Output Match: 4-8 ohm
Frequency Response: 20Hz to 20KHz
Efficiency: 90%
PCB Size: 100 x 83mm / 3.94 x 3.3in 
Product Weight: 121g / 4.28oz
Package Size: Approx. 15.5 x 11 x 3cm / 6.1 x 4.33 x 1.2in 
Package Weight: 124g / 4.4oz

Package List:
1 x Digital Amplifier Board