Operating voltage: Dual DC 10 - 45V recommended Dual DC 35V
Rated output power :100W(4 Ohm ± 35V)
Maximum output power : 150W (4 Ohm ± 45V) enormous heat, is not recommended
PCB size :30 x 50 x 35mm
Pitch : 5.08mm
Hole distance between two power tube : 47mm

Product Name: high power digital 2.1 power amplifier board

Chip type: tpa3116d2 * 2

Input voltage: dc10-25v (DC)

Output power: 50wx2 + 100wxi Max

Channel: dual channel + 0.1 subwoofer

Output impedance: 4-8 Ω

Frequency response 20Hz-20KHz

Protection function: short circuit overheat power supply anti reverse connection

Switching frequency: 1.2MHz

Features: power on delay / anti shock

Size: about 88 * 66 * 27.6m

Net weight: about 105g

product description:
Power amplifier chip: TPA3118
Amplifier power: 1*60W
Supply voltage: 8~24VDC
Speaker impedance: 4-8Ω
Size: 46*35*1.6mm (length, width and thickness)
Total height of the board: 12mm

Feature
Power Supply： 3.7-5V

SNR：90dB

THD+N：-70dB

Crosstalk：-86dB

DNR：91dB

Support Profile：A2DP/AVCTP/AVDTP/AVRCP/HFP

LOS：>15m

Item: XH-M190
Name: Digital Audio Amplifier
Model: XH-M190
The number of chips: dual-core chips
Chip Name: TPA3116D2
Input power: DC12V-24V
Output power: 100Wx2
Input Impedance: 51Kx2
Power efficiency:> 90%
Output resistance: 4-8Ohm
Frequency range: 14-100KHz
Noise ratio: 100db
Output channel: left and right dual channel
Size: 105 * 65 * 23MM
Net weight: 90g

Product Name: pam8403 digital power amplifier board
Specification and model: gf1002
Power supply range: 5V DC
Minimum output: 3W * 2
Appearance size: 29.5 * 20.2 * 15mm (excluding protruding potentiometer rod)

100% Brand New

Size: 7x4x0.7cm

Conversion:1cm=0.39inch /1 inch =2.54cm