Specification: Name: RF Linear Power Amplifier. Operating frequency: 1-1050MHz. Working voltage: 12- 18V. Working current: 400~600mA. Amplification gain: 32-36dB. Output Power: 3W (typ), 3.5W max. Working status: Class A linear. Connector form: SMA standard female head (external screw inner hole). Dimensions: 103 x 105...

Features:  - This is a great DC to DC step-up power supply module for electric equipment, digital products, etc.  - Input and output are designed with screw terminals for convenient wire connection and disconnection.  - There is a heat sink on board that would...

Specification: Product name: 2.1 channel Bluetooth audio power amplifier board module. Number of channels: 2.1 channels (left channel+right channel+subwoofer). Input method: AUX+Bluetooth+U disk+USB sound card. Bluetooth version: 5.1. Switch mode: Mechanical switch (no need to wait for a long press). Adapter power supply: DC...

Feature: Product Name: MINI 2*100W Bluetooth5.0 power amplifier module. Chip model: Domestic amplifier chip. Audio input: Bluetooth+AUX+USB flash disk+Computer USB(plug and play). Power Supply: DC5-24V(high power recommended high voltage). Adapter speaker: 20-200W;4-8ohm. Channels: left and right stereo (stereo). Bluetooth version: 5.0(>15 meters without occlusion)....

Specifications: Amplifier chip: TPA3116D2 * 1. Power supply voltage: DC12-26V (recommended DC24V). Input current: >3A. Output power: max 100W. Speaker output: 2-8ohm. Signal to noise ratio: 100dB. Channel: Mono. Size: 79 x 54mm. Package Included: 1 x TPA3116 D2 Mono 100W Digital Audio Amplifier...

Feature:  Power: 220W.  Applicable impedance: 4-8ohm.  Frequency response: 48Hz ~ 22KHz.  Dimensions: 135 x 98 x 45mm.  Application environment: car or home speaker high school bass DIY.     Package includes:  1 x Car Audio Crossover

Advantage:  1. Wide range of applications.  2. APP has a timer shutdown function.  3. Supports custom 10-segment sound effects to be adjusted arbitrarily to make up for the deficiencies, so that different speakers can achieve better sound effects.  4. The mechanical switch can be...

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...

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...

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...

   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: ...

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

Description:  Name: TPA3116D2 Digital Audio Amplifier Board.  Chip type: TPA3116D2.  Input voltage: DC12-26V.  Output power: 100W.  SNR: 100dB.  Channel: Mono.  Size: 79*54*16mm.     Package included:  1 x TPA3116D2 Digital Audio Amplifier Board

Description:  This PCB board adopts double-sided tinning, brand new Italian AV MKT, etc. capacitors (50V withstand voltage), and the resistance adopts 1/2W VISHAY and DALE resistors imported from the United States.  Tip: This board needs to be used with a rectifier and filter power...

   Feature:  1. Multi-channel input selection: Bluetooth / USB (U disk) / TF card / AUX (line input) comes With 2x25W amplifier.  2. Decoder board comes with power amplifier, This product is simple wiring, no noise.  3. Audio: Supports multiple audio formats including APE/WAV...

Features:  1. Support radio / USB / TF / MP3 / AUX.  2. Support 88:88 LED digital tube display.  3. Support MP3 songs of 32 ~ 320kbps.  4. Support power-off memory function (24C02 memory IC).  5. Support 5-10 meters infrared remote control operation.  6....

Feature:  The core uses QCC3003 chip, supports A2DP, AVRCP, HFP, AAC, I2S, etc., and uses 16M SPI FLASH memory chip.  PCB size: 64X63MM.  Product weight: 50 grams.  Voltage range: AC 6-12V, or DC 7-15V.     Package includes:  1 x DAC Decoding Receiver