ITEM NAME:XH-M190 TDA3116D2 High-Power Digital Amplifier Board TPA3116 Dual Channel Descriptio n Description: Adopt imported TPA3116D2 as core. High performance with high power and low calorific value. Easy to use. Just connect with power supply and sound equipment. Two channel output. DC12-24V power input. Specifications: Chip: TPA3116D2 Power supply: DC 12 V~24 V Current: Depending on the speaker power and song volume, if connect the speaker should below 5A, Less current is consumed if the speaker is not connected Channel type: Dual channel Output power: 2 x 100 W Input impedance: 51K x 2 Output match: 4~8 Ohm Frequency range: 14~100 KHz SNR: 100db Short circuit protection: Yes Overheating protection: Yes Over voltage protection: Yes Size(L*W*H): 105 x 65 x 23 mm WF Package Included: 1 *Â Digital Amplifier Board Note: 1.Due to the manual measurement and different measurement methods, the actual size could be slightly different. 2.Please be reminded that due to lighting effects and monitor's brightness/contrast settings etc, the color tone of the website's photo and the actual item could be slightly different. We offer you what you need! XH-M190 TDA3116D2 High-Power Digital Amplifier Board TPA3116 Dual Channel.1 Digital Amplifier Board. Channel type: Dual channel. Short circuit protection: Yes. Two channel output. Easy to use. High performance with high power and low calorific value. DC12-24V power input.