Overview: 1. 2.1-channel, personalized DIY active amplifier, bass more powerful and powerful to meet your picky hearing. 2. TPA3110D2-Q1 is a 15W (per channel) High Efficiency, Class D Audio Power Amplifier for Driving Bridged Stereo Loudspeakers. 3. A high-quality stereo lossless Bluetooth module with...

Description:  Function type: pre-level tone board.  Power supply voltage: DC9-18V.  Size: 61*31*11mm.  Weight: 14g.     Package included:  1 x Sound Effect Pre-board 1 x 2P power cable 2 x 3p audio cable

Description:  Power supply DC 12-24V 100 or more switching power supply.This board is a finished board.  Using two new imports TPA3116 amplification chip,combined with nano-technology,in the field of digital power amplifier ahead.  Clear sound,strong amplification function,high efficiency,high frequency response density.     Specification:  Output Power:...

Specification:  Channels: 3 (2.1).  Product Name: 2.1 channel Bluetooth 5.0 power amplifier board.  Input voltage: DC12-24V.  Working Current: >3A.  Number of channels: Two channels + Subwoofer.  Output power: Bass100W+50WX2. Maximum Power Per Channel: 100W. Input: Bluetooth, 3.5mm AUX.  Bluetooth Version: 5.0.  Chip: TPA3116D2 X2. ...

Specification:  1. With the voltmeter shows voltage meter error ± 0.1V, the range 0-40V. (Note: To ensure the accuracy of the voltmeter, please ensure that the input voltage of 4V and above).  2. Touch the key to switch measuring input or output voltage, and...

Specification:  1. With the voltmeter shows voltage meter error ± 0.1V, the range 0-40V. (Note: To ensure the accuracy of the voltmeter, please ensure that the input voltage of 4V and above).  2. Touch the key to switch measuring input or output voltage, and...

Description:  Product name: Bluetooth 5.0 decoder.  Power supply: DC3.7-5V.  Rated input: DC5V /500MA.  Input: Bluetooth input, U disk input, 3.5MM external audio input.  Size: 88*25MM.     Features:  - Color digital screen shows music spectrum.  - Support MP3 and APE lossless decoding.  - Bluetooth 5.0...

Specification:  Compatible with the port: ATX (compatible with partial BTX type).  The PIN number: 24 pin.  Switch: Yes.  Number of sets of output: Four sets of different voltage.  Size: 12.8x4.8cm/5.04x1.89".     Package included:  5 x 24 Pin Desktop Chassis Power Supply ATX Adapter Board...

Description:  TPA3116 Bluetooth dual channel amplifier board with volume adjustment.   1. This is a DC12-24V single power supply, using TI's TPA3116D2 high-performance digital power amplifier chip as the core, can support 50W (left channel) + 50W (right channel) dual channel output.  2. Support Bluetooth...

Specification:  Humidity measurement range: 0%RH-99.9%RH.  Temperature measurement range: -40°C ~80°C.  Resolving power: Humidity 0.1%RH, Temperature 0.1.  Measurement accuracy: ±3%RH, ±0.5%°C.  Control accuracy: 0.1%RH, ±0.1%°C.  Refresh rate: 1S.  Input voltage: 5V~24V DC.  Measurement input: AM2301 temperature and humidity integrated sensor.  Output: two way 10A relay. ...

Feature:  Name: power amplifier board.  Working voltage: dual AC24-26V.  Channel type: 2.0 channels.  Power RMS: 280W+280W.  Type: HIFI.  Impedance: 4-16ohm.  Dimensions: 25.5 x 17 x 6.5cm.  Weight: 520g.     Package includes:  1 x power amplifier board

Feature:  Product Name: 2.1 channel audio amplifier module.  Bluetooth Version: 5.0 (no shielding, 15 meters).  Input Sensitivity: 500mV.  Audio Input: AUX + Bluetooth.  Channel: 2.1.  Chip Solution: Domestic power amplifier chip.  Power Range: DC 12-24 V / 5A above (Do not connect to 24V...

Descriptions:  Auto start voltage will be pulled down to 7V or less, and engine will at high speed when the voltage up to 15V or higher. It is hard to work for 12V electrical equipment, this automatic buck boost module can solve this problem,...

Feature:  Solidly-structured.  Built-4A efficient MOSFET switch, so that the efficiency up to 94%.  Ultra-high switching frequency, you can use a small-capacity filter capacitors that can achieve very good results.     Specification:  Input voltage: 3.5V ~ 32V.  Output voltage: 5V ~ 35V.  Output current: rated...

   Specifications:  Input voltage: DC12V.  Working Current: more than 4A.  Output power: Bass 20W + 10Wx2.  Audio input: 3.5mm AUX.  Amplifier Chip: YDA138 X2.  Number of channels: Two channels + Subwoofer.  Size: 80 x 60 x 15 mm.  Installation aperture: 3mm.     Package Included: ...

Specification: Input: 3V - 35V. Output: 4V - 40V adjustable. Efficiency: 94% (MAX). Module size: 37mm x 32mm x 15mm (L x W x H). Operating temperature: -40°C -  85°C. Load capacity: 80W (MAX). Mode of connection: Wiring terminals are free of soldering, IN is...

Specification:  Protection function: over voltage, over current, short circuit protection.  AC input: AC 100-240V universal.  Ac frequency 50hz / 60hz.  Output voltage: DC 24V.  Output current: 6-9A(without any pressure drop).  (maximum output power: 150W, 220W).  Whole foot in: 11.5 X 6.5 cm.  Location hole...

Specification:  Module name: 250W boost static current module.  Module properties: non-isolation boost module (BOOST).  Input voltage: DC 8.5-48V.  Input current: 10A (MAX), if exceeds 8A, please strengthen the heat dissipation.  Static working current: 10mA (12V up 20V, the higher the output voltage is, the...

Feature:  Weight: 154g.  PCB size: 9cm x 13cm.  Input sensitivity: AT1KHz.  Max output power: Stereo 60W.  Supply input: DC 12V-15V (min 3A).     Package included:  1 x Audio Power Amplifier

Feature:  Input voltage: AC 85-264V or DC 110-370V.  Frequency range: 47-63Hz.  Input current: 0.04/115VAV, 0.021/230VAC.  Inrush current: 10A/230VAC(Cold start).  Conversion efficiency: 69%.  Standby power consumption: ≤100mW.  Output voltage: 5V (±1%).  Rated current: 0.6A.  Rated power: 3W.  Ripple: ≤50mV.  Operating temperature: -30-70°C.  Working humidity: 20-90%,...