CHENBOTM5PCS PAM8403 module Super board 2 * 3W Class D digital amplifier board efficient 2.5 to 5V USB power

CHENBO - Speaker power :2-8W. Can use the computer usb port 5v power supply or using a mobile phone charger usb port 5v power supply, b class amplifier such efficiency is only about 30%, battery power can also be used High efficiency:90%, can provide 3W left channel +3 W right channel output power in the 4Ω load and 5V power supply conditions A class, D class amplifier is highly respected today D class amplifier efficiency is extremely high, Laptop Portable Speakers Portable DVD players, monitors, not because of temperature affect the sound quality but do not add heat sink and take less space Application: LCD TVs, game consoles Phone / speakerphone Operating voltage: 2.

5v-5. 5v. Note: the left and right channel output of the "negative" can not, and then together, otherwise it will burn the IC and energized speaker load connected before. Speaker with:4-8ohms recommended:4 ohms. Pam8403 mini digital amplifier board.





Gikfun 1.5" 4Ohm 3W Full Range Audio Speaker Stereo Woofer Loudspeaker for Arduino Pack of 2pcs EK1794

Esooho LYSB01LN8ONG4-ELECTR - Specification: impedance:4ohm power:3w diameter:40mm height:20mmnominal impedance : 4Ω±15%resonance frequency : 320Hz±20characteristic sensitivity of loudspeaker : 83±3dBinput-power rating : 2Wrated frequency range : 0-20KHzdistortion factor : maximum 5%Insulation Resistance : 10MΩ 2pcs 1. 5" 4ohm 3w full range Audio Speaker Stereo Woofer Loudspeaker.

Characteristic sensitivity of loudspeaker : 83±3dB. Rated frequency range : 0-20KHz, distortion factor : maximum 5%. Resonance frequency : 320hz±20%, Insulation Resistance : 10MΩ. Nominal impedance : 4Ω±15%, input-power rating : 2W.





Uxcell a14061600ux0006 B103 16x2mm 10K Ohm Double Dial Taper Wheel Duplex Potentiometer Pack of 5

uxcell a14061600ux0006 - Product name : wheel duplex Potentiometer; Model : B103. Characteristic sensitivity of loudspeaker : 83±3dB. Dual dial potentiometers are an excellent choice for controlling stereo volume levels and other compact potentiometer needs. Weight : 4g. Rated frequency range : 0-20KHz, distortion factor : maximum 5%.

Wheel size : 16 x 2mm / 063" x 008"d*t;material : Metal, Electronic Parts. Nominal impedance : 4Ω±15%, input-power rating : 2W. Resistance value : 10K ohm; Features : 5-Pin. 2pcs 1. 5" 4ohm 3w full range Audio Speaker Stereo Woofer Loudspeaker. Resonance frequency : 320hz±20%, Insulation Resistance : 10MΩ.

Uxcell a14061600ux0006 B103 16x2mm 10K Ohm Double Dial Taper Wheel Duplex Potentiometer Pack of 5 - Package : 5pcs x Wheel Duplex Potentiometer.





Uxcell a15080600ux0275 Metal Shell Round Internal Magnet Speaker 2W 8 Ohm Pack of 4

Dragonmarts - BISS a15080600ux0275 - Rated frequency range : 0-20KHz, distortion factor : maximum 5%. Wheel size : 16 x 2mm / 063" x 008"d*t;material : Metal, Electronic Parts. Resonance frequency : 320hz±20%, Insulation Resistance : 10MΩ. Product name : wheel duplex Potentiometer; Model : B103. Package : 5pcs x Wheel Duplex Potentiometer.

. Nominal impedance : 4Ω±15%, input-power rating : 2W. Application: electronic toys, mini box speakers, radio, interphone, multimedia speakers, etc. Characteristic sensitivity of loudspeaker : 83±3dB. Product name : magnetic Speaker; Power : 2W. Package content : 4 x Magnet Speaker. This internal magnet speaker is designed with metal shell.

Uxcell a15080600ux0275 Metal Shell Round Internal Magnet Speaker 2W 8 Ohm Pack of 4 - Resistance : 8ohm;Shape : Round. Weight : 4g. 2pcs 1. 5" 4ohm 3w full range Audio Speaker Stereo Woofer Loudspeaker. Diameter : 28mm/ 1. 1";material : Metal, Plastic. Resistance value : 10K ohm; Features : 5-Pin.





Super Mini PAM8403 DC 5V 2 Channel USB Digital Audio Amplifier Board Module 2 3W Volume Control with Potentionmeter Switch Pack of 2

CHENBO - Minimum output: 3W * 2. Package : 5pcs x Wheel Duplex Potentiometer. Characteristic sensitivity of loudspeaker : 83±3dB. Wheel size : 16 x 2mm / 063" x 008"d*t;material : Metal, Electronic Parts. Nominal impedance : 4Ω±15%, input-power rating : 2W. Resistance : 8ohm;Shape : Round. Package content : 4 x Magnet Speaker.

Product name : magnetic Speaker; Power : 2W. Feature power range: DC 2. 5v - 5. 5v minimum output: 3W * 2 Dimensions: 29. 5 * 202 * 15mm note please make sure the power supply is not more than 5. 5v and please don't do reverse polarity for "+" and "-", or else, it will burn the board. 2pcs 1. 5" 4ohm 3w full range Audio Speaker Stereo Woofer Loudspeaker.

Super Mini PAM8403 DC 5V 2 Channel USB Digital Audio Amplifier Board Module 2 3W Volume Control with Potentionmeter Switch Pack of 2 - Rated frequency range : 0-20KHz, distortion factor : maximum 5%. Circuit using the most reasonable peripheral configuration, power supply filtering is upgraded to 470uf. Weight : 29g. High-definition sound quality highlights the advantages of digital chips. Product name : wheel duplex Potentiometer; Model : B103.





uxcell 4 Pcs Multimedia 3W 4 Ohm 40mm Dia Aluminum Internal Magnet Speaker

uxcell a15011500ux0026 - 2pcs 1. 5" 4ohm 3w full range Audio Speaker Stereo Woofer Loudspeaker. Power range: dc 2. 5v - 5. 5v. Product name : wheel duplex Potentiometer; Model : B103. High-definition sound quality highlights the advantages of digital chips. Package : 5pcs x Wheel Duplex Potentiometer. Characteristic sensitivity of loudspeaker : 83±3dB.

Resistance : 4 Ohm;Type : Internal Magnetic. Shape : round;magnet Diameter : 22mm/ 08". Circuit using the most reasonable peripheral configuration, power supply filtering is upgraded to 470uf. Diameter : 28mm/ 1. 1";material : Metal, Plastic. Package content : 4 x Magnet Speaker. Nominal impedance : 4Ω±15%, input-power rating : 2W.

uxcell 4 Pcs Multimedia 3W 4 Ohm 40mm Dia Aluminum Internal Magnet Speaker - Weight : 29g. Small digital amplifier chip. This internal magnet speaker is designed with aluminum shell, internal magnetic type, easy to install. Application: mini box speakers, music player, computer, doorbell, multimedia speakers, etc. Weight : 100g;package Content : 4 x Internal Magnet Speaker. Resonance frequency : 320hz±20%, Insulation Resistance : 10MΩ.





MagiDeal 10pcs Female MICRO USB to DIP 5-Pin Pinboard 2.54mm micro USB type

MagiDeal STK0114017570 - Wheel size : 16 x 2mm / 063" x 008"d*t;material : Metal, Electronic Parts. Weight : 100g;package Content : 4 x Internal Magnet Speaker. 1. 5 x 1. 3 x 04cm. 1. 5 x 1. 3 x 04cmmicro usb 5pin, b type, female connector to DIP 2. 54mm pin pitchpackage includes:10 x micro usb to DIP Adapter Board10 x 5-pin Pin Header 2pcs 1.

5" 4ohm 3w full range Audio Speaker Stereo Woofer Loudspeaker. Minimum output: 3W * 2. Circuit using the most reasonable peripheral configuration, power supply filtering is upgraded to 470uf. Package content : 4 x Magnet Speaker. Diameter : 28mm/ 1. 1";material : Metal, Plastic. Micro usb 5pin, b type, female connector to DIP 2.

MagiDeal 10pcs Female MICRO USB to DIP 5-Pin Pinboard 2.54mm micro USB type - 54mm pin pitch. Weight : 4g. Resistance : 8ohm;Shape : Round. Weight : 29g. Small digital amplifier chip. High-definition sound quality highlights the advantages of digital chips.





Rechargeable 5V Lipo USB Boost @ 1A - Adafruit PowerBoost 1000 Charger - 1000C

Adafruit 2465 - Powerboost 1000c is the perfect power supply for your portable project!  With a built-in load-sharing battery charger circuit, you'll be able to keep your power-hungry project running even while recharging the battery!  This little DC/DC boost converter module can be powered by any 3. 7v liion/lipoly battery, and convert the battery output to 5.

2v dc for running your 5V projects. Resonance frequency : 320hz±20%, Insulation Resistance : 10MΩ. Minimum output: 3W * 2. This boost converter chip has some really nice extras such as low battery detection, excellent efficiency, 2A internal switch, synchronous conversion, and 700KHz high-frequency operation.

Rechargeable 5V Lipo USB Boost @ 1A - Adafruit PowerBoost 1000 Charger - 1000C - . Resistance : 4 Ohm;Type : Internal Magnetic. Rated frequency range : 0-20KHz, distortion factor : maximum 5%. Stock type: power >> USB Battery Packs. Weight : 29g. Size: approx. Shape : round;magnet Diameter : 22mm/ 08". Weight : 100g;package Content : 4 x Internal Magnet Speaker.





Audio IC Development Tools Adafruit Mono 2.5W Class D Audio Amplifier - PAM8302 1 piece

Adafruit 2130 - Power range: dc 2. 5v - 5. 5v. In stock & Ready to Ship. Small digital amplifier chip. The output is a high frequency 250khz square wave PWM that is then 'averaged out' by the speaker coil - the high frequencies are not heard. Inside the miniature chip is a class D controller, able to run from 2. 0v-5. 5vdc. Weight : 100g;package Content : 4 x Internal Magnet Speaker.

Resonance frequency : 320hz±20%, Insulation Resistance : 10MΩ. In stock & Ready to Ship. Stock type: breakout Boards >> Amplifiers/Sound. Nominal impedance : 4Ω±15%, input-power rating : 2W. Characteristic sensitivity of loudspeaker : 83±3dB. High-definition sound quality highlights the advantages of digital chips.

Audio IC Development Tools Adafruit Mono 2.5W Class D Audio Amplifier - PAM8302 1 piece - Diameter : 40mm/ 1. 6";material : Aluminum, Plastic, Magnet. Since the amp is a class d, its very efficient over 90% efficient when driving an 8Î speaker at over half a Watt - making it perfect for portable and battery-powered projects. Circuit using the most reasonable peripheral configuration, power supply filtering is upgraded to 470uf.

Board thickness: 1. 6mm.





Nine to Nine 3.5mm Stereo Jack Panel Mount Connector Pack of 10

Bluewo LYSB01C3RFHDC-ELECTRNCS - Wheel size : 16 x 2mm / 063" x 008"d*t;material : Metal, Electronic Parts. Features mounts in 1/4" hole in panels up to. 075" thick with hardware, attractive knurled nut Nickel-plated with ABS cover 2pcs 1. 5" 4ohm 3w full range Audio Speaker Stereo Woofer Loudspeaker. Micro usb 5pin, b type, female connector to DIP 2.

54mm pin pitch. Resistance : 8ohm;Shape : Round. Weight : 100g;package Content : 4 x Internal Magnet Speaker. Diameter : 40mm/ 1. 6";material : Aluminum, Plastic, Magnet. Resistance value : 10K ohm; Features : 5-Pin. Product name : magnet Speaker;Power : 3W. Package content : 4 x Magnet Speaker. Diameter : 28mm/ 1.

Nine to Nine 3.5mm Stereo Jack Panel Mount Connector Pack of 10 - 1";material : Metal, Plastic. Small digital amplifier chip. Resonance frequency : 320hz±20%, Insulation Resistance : 10MΩ. 3. 5mm, 3 conductor with solder terminals. Minimum output: 3W * 2.





eBoot 5 Pack Boost Converter Module XL6009 DC to DC 3.0-30 V to 5-35 V Output Voltage Adjustable Step-up Circuit Board

eBoot EXPSFD005850 - Brand new and high quality. Rated frequency range : 0-20KHz, distortion factor : maximum 5%. The higher the voltage, current, the greater the no-load current conversion efficiency: < 94 % the greater the pressure difference, the lower the efficiency Switching frequency: 400 KHZ Output ripple: 50 mV the higher the voltage, the ripple is larger Load regulation: plus or minus 0.

5% voltage regulation: plus or minus 05% working temperature: - 40 ℃ to + 85 ℃ overall dimensions: 43 mm x 21 mm to 14 mm length x width x height Attention: do not plug this booster to your project before adjusting the potentiometer. Resistance : 8ohm;Shape : Round. Package : 5pcs x Wheel Duplex Potentiometer.

eBoot 5 Pack Boost Converter Module XL6009 DC to DC 3.0-30 V to 5-35 V Output Voltage Adjustable Step-up Circuit Board - Weight : 4g. Characteristic sensitivity of loudspeaker : 83±3dB. Step-up boost converter module: they can fix on the emergency lamp or other electronic devices between the corresponding voltage range, boost charger, DIY an output adjustable mobile power, etc. Dsn6009 is a good-performance 400khz 4a switch currency step-up boost module; This module XL6009E1 is coming with the 3rd generation high-frequency switch technology as the core chip, the performance is much higher than LM2577.

Stock type: breakout Boards >> Amplifiers/Sound. Low cost alternative for DIY project boxes requiring 1/8" jacks. Stock type: power >> USB Battery Packs.