Attention! when you click "Buy Now", 3 amplifier options will appear: D100/D20/D10, please choose the right amplifier, if you are not sure which amplifier is suitable for your speakers you can ask the shop customer service, thank you. About D100: Highlight: ● Support reading MP3 songs in TF card and U disk. ● Support independent adjustment of treble, bass and master volume. ● Working Voltage : AC 220V or DC 12~24V. ● With AUX Audio input, can be connected to the computer, phone or CD. ● Dual microphone input, adjustable reverb, built-in Bluetooth and FM radio. ● Support Wireless Microphone Board (not include.) ● Rate Power: 100W ● Power output: 100W-300W ● Fit for Speaker 4-8 Ohm, Power less then 200W. Package included: 1x Amplifier Board 1x AC Power Cable 1x Audio Cable 1x DC Power Adapter 1x Remote control (Battery Not Included) About D20: Highlight: ● Support reading MP3 songs in TF card and U-disk. ● Support independent adjustment of treble, bass and master volume. ● Working Voltage : AC 110V/220V or DC 12/24V. ● With AUX Audio input, can be connected to the computer, mobile phone or CD. ● Dual microphone input, adjustable reverb. built-in Bluetooth and FM radio. ● Rate Power: 60W ● Power output: 60W-200W ● Fit for Speaker 4-6 Ohm, Power less then 130W. Package included: 1x Amplifier Board 1x AC Power Cable 1x Audio Cable 1x DC Power Connector 1x Remote control (Battery Not Included) About D10: Highlight: ● Support reading MP3 songs in TF card and U-disk. ● Support independent adjustment of treble, bass and master volume. ● Working Voltage: AC 110V/220V or DC 12/24V. ● With AUX Audio input, can be connected to the computer, mobile phone or CD. ● Dual microphone input, adjustable reverb. built-in Bluetoothand FM radio. ● Rate Power: 30W ● Power output: 30W-120W ● Fit for Speaker 4 Ohm, Power less then 80W. Package included: 1x Amplifier Board 1x AC Power Cable 1x Audio Cable 1x DC Power Connector 1x Remote control (Battery Not Included) Question Answer Q: Does the amplifier support 110V? A: The amplifier supports 110V and 220V AC voltage Q: Does the amplifier support karaoke? A: Yes, the amplifier supports wired microphone and wireless microphone, you can also use the microphone to sing when you play music using Bluetooth. Q: Is the amplifier powerful? Does it have a high pitch? A: The amplifier has the function of adjusting high and low tones, you can also ask for the D10 test video from the shop customer service. Q: How do I choose a suitable speaker for my amplifier? A: Generally 4 ohm resistance speakers are the most suitable, there is parameters on the back of the speakers, if you don't know how to choose, you can send it to the shop customer service, it can help you! Q: Is the amplifier data in the link real? A: Yes, friend, the product picture and power wattage are real data Q: Does the amplifier have subwoofer output? A: Sorry, my friend, there is no subwoofer output on this amplifier plate

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