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

1.Machine Electricity: 2.5 V - 5.5 V. Attention: Power supply needless superfluous 5.5 V, power supply positive / negative unnecessary connection.

2.Delivery: 4-8 Europe, Recommendation: 4 Europe; Pay rate: 2-8 W.

3.Available power cord USB port 5 V power supply, use equipment charger electric appliance USB port 5 V power supply, power supply for non-use as well.

4.High efficiency 90%, 4 Ω loading 5 V under supply conditions, available 3 W (left vocal tract) + 3 W (right vocal tract) export rate

5.D Degree of efficiency release, extreme, incorrect temperature, sound duration, unnecessary heated swirl, occupancy volume small.

6. Successfully placed board disconnected electric circuit, mold clasp Short path overflow protection Coolant protection.

7.Scale dimension of plate: about 1.85 * 2.11 cm

Use:

LCD televisions, surveillance equipment

Writing electricity

Fly-mouth loud voice device

Flight-handed DVD sending and releasing device, Yu-Mei

Hand / Emergency telephone

Usage Notes:

Frontal loud voice unit reconnection power supply, easily negligibly erroneous core fragmentation mortgage;

Yuan scale battle medium number digitally deduced possession large increase, unnecessary unnecessary sound frequency signal import overexcitation signal production cut off limit

Note:

1.Due to the hand measurement, there have size error about 1-2cm or more

2.Please be reminded that due to lighting effects and monitor's brightness/contrast settings etc, the color tone of the photo and the actual item could be slightly different

Package include：