Portable 25W Resonance Vibration Speaker TPA3118 Bluetooth-compatible Power Amplifier Sound Speaker

strongA Amplifier Boardstrong

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1 Power amplifier board size 85x52CM

2 Fixed hole distance 79x46CM

3Bluetooth 50 support button to turn off boot support serial port to change the tone volume and off power on no call function the default volume is the largest

4TX RX GND TTL serial port configuration 9600 N 8 1

5DC24V 4A the output maximum power 2x30W power varies with voltage DC power interface specification 5525MM

6 Suitable impedance 468 ohm

7 Power supplyDC826V with reverse connection protection support notebook power adapter power supply

8 Amplifier chipTPA3118

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strongB Power Suplystrong

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Input voltage AC100240V 5060HZ

Output voltage DC12V 5A

Max power 60W

Working efficiency 88

Noload power consumption lt021W

Ripple and noise 200mV

Load adjustment rate 5

Appearance size 1255330mm

Shell material PCABS

Line length 05m 1m

Power polarity inside outside

Plug style 5525mmOuter diameter 55MMInner diameter 25MMCompatible 21MM

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strongC vibration speakerstrong

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50MM vibration speaker

Size Diameter 50MM 30MM high

Impedance power 4? 25W

Impedance power 8? 20W

strongTipsstrong

The horn is all frequency effect the bass is very strong the equivalent of traditional loudspeaker 4 inch bass effect with the other with the size of the traditional speakers bass is strong big power

The end of the line with red mark for the positive connect the audio line with amplifier is ok

strongRetail or Wholesale is up to you Welcome again strong

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strongD 30W TPA3110 PBTL digital power amplifier boardstrong

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TPA3110 PBTL digital power amplifier board 30W stereo class D power amplifier board Bluetooth 42 power amplifier board

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This board uses the PBTL typical circuit of TPA3110 Single power supply with antireverse connection universal adapter and switching power supply can be used Most of the resistance container parts adopt standardized patch technology and the work is stable The Bluetooth audio receiving module is designed with a special interface Builtin 5V voltage regulator circuit you can DIY Bluetooth speakers The output power is 30W X 2 16V and the board can be connected to 8 ohm and 4 ohm speakers

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strongParameterstrong

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Power supply voltage 825VDC

Power supply current 2A or more recommended

Output power 30W X 2 16V