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Amplifier Board

Content-Length: 1858 > Features: Frequency divider is a circuit arrangement inside the sound box, to distinguish the sound  signals of different frequencies (treble, tenor, bass), respectively to enlarge, and then sent  to the speaker of the corresp..
Ex Tax:$55.34
X-Akamai-Transformed: 9 - 0 pmb=mRUM,1 Content-Length: 2085 > Features:TDA2030A is widely used as Hi-Fi amplifier manifold in many computer active speakers. Easy Installation. It has the function of thermal shutdown, current limiting. Minimum transm..
Ex Tax:$35.99
Content-Length: 2732 > Overview:   "RRD-102V2.0" FM Stereo radio Module with high sensitivity, low power, ultra-small size of FM stereo radio module.  Using RDA Microelectronics of RDA5807M (or RDA5802NM), this circuit external components, the nois..
Ex Tax:$13.99
Content-Length: 1913 > Specifications:Operating voltage: 2.5V-5.5VMaximum output power: 3W*2(5V 4Ω)Length: 29mmWidth: 20mmOverall height after installed is about 16mm.Note:Please make sure the power supply is not more than 5.5V and please don't do reve..
Ex Tax:$19.99
> Overview:   The board adopts the PAM8403 typical circuit design, the use of MICRO USB power supply (reserved welding wire interface), is very convenient to use universal mobile phone charger for the power supply, resistance container parts adopt standardized SMT process, simple and st..
Ex Tax:$25.99
Content-Length: 2138 > Description:Large output power, energy sufficient, good quality, can directly drive 4 Ω or 8 Ω small speakers Good noise suppression you will hear nothing from the loudspeaker if there is no audio input Your can charge this board..
Ex Tax:$10.99
Content-Length: 2135 > Feature:   Built-in TEA5767 FM IC. High sensitivity with integrated low-noise RF input amplifier. Frequency range: 76 Mhz-108 Mhz. Suitable for handheld applications. Built-in 32.768khz clock crystal. Radio modules are widely ..
Ex Tax:$29.99
> Instructions:   1. Bluetooth version 4.2. 2. Support USB sound card, free drive, plug and play (normal lithium battery power supply). 3. This product has its own dual 5W power amplifier circuit. Do not use another amplifier to use! The output of the two amplifiers cannot be connected in para..
Ex Tax:$54.99
Content-Length: 2179 > Features:   ● Operating current: >1A ● Power Output: 3~5W ● Drive Speaker: 4~8Ω ● SNR: 85dB@ VDD=5V,Vorms=1V ● Class D Audio Amplifier ● Low Distortion, Low Noise Floor   Notes:   1.2.5V to 5.5V op..
Ex Tax:$16.99
Bluetooth Standard: Bluetooth5.0 Build-in Bluetooth: Yes Power: 10W - 25W Voltage: DC3-5V,DC5V Precise details>> Precise details: Specifi..
Ex Tax:$16.99
Content-Length: 1739 > Here is the pictutre of function key:New function:There are three more keys switch, audio input and audio output.Package included:1 x TDA7492P bluetooth CSR4.0 Audio Receiver Digital Amplifier Board ,,,..
Ex Tax:$18.99
Content-Length: 1865 > Description:   1. High Input level, 5~24V Voltage 2. Voltage Output highest to VCC, 0~10A current 3. Every channel has its own LED indicator to show its status 4. Power overcurrent protectionPackage includes:1 x P..
Ex Tax:$8.99