Feature

●Updated version, quality is improved! Everything you need except a power supply for adding sound to a project.
●PAM8403 - Powerful and small Class D amplifier mounted on a 28 x 20 mm breakout board. Includes a super smooth potentiometer combination volume / on-off knob. Also includes header pins.
●Mini speakers - 2 pcs. 4 ohm, 3w, 31 mm x 70 mm. The same speakers found in flatscreen TVs and monitors.
●3.5 mm cord - Includes 50 cm (19 in) headphone style cord and plug for easy phone or Raspberry Pi connection
●Easily power the kit with any 5V supply (not included): USB cell phone charger, 3 AA batteries, or a cell phone battery bank. Soldering required (header pins included). Do not apply power to the amplifier without speakers connected, this will result in damage to the amplifier.


Description

Package contents:

• 1 x PAM8403 amplifier on breakout board
• 2 x 4 ohm, 3 watt oval speakers
• 10 x Breakaway header pins for PAM8403 connection
• 1 x 50 cm (19 in) cord with 3.5 mm audio plug

Everything you need except a power supply to make speakers in one complete package!

Information

• Speakers - Sturdy steel construction with easy-to-solder lugs and 3.3 mm mounting holes. These speakers are often used in commercial flat screen monitors.
• PAM8403 - This top of the line class D amplifier mounted on a breakout board pairs perfectly with the speakers to provide great sound.
• Speaker specs:
  -4 ohm, 3 watt power
  -Wires already attached
  -31 mm wide, 70 mm high, 18 mm deep.
  -4 mounting holes, 3 mm diameter.
• PAM8403 specs:
  -Operation Voltage: 5V. Get power from USB supply, 3 AA batteries, or cell phone battery bank (power supply not included)
  -Output power: 3w + 3w (3 watts to each speaker)
  -Efficiency: up to 90%
  -Knob: smooth turning knob to adjust volume and turn unit on / off
  -Mounting: drill a hole and mount using the volume knob with the included nut and washer
  -Includes breakaway headers for connection, soldering required

Connections:

• Refer to diagram picture for wiring
• Note: do not connect (-) or (+) speaker connections together, this will damage the amplifier
• Note: do not apply power without speakers connected, this will damage the amplifier