Description:Featuring stable output and quick response, this amplifier board has high performance.Adopting intelligent chip, this amplifier board has noise-reduction, pure and dynamic sound effect.It is constructed of PCB material.The length of the amplifier board is 4.2cm, width is 3cm and thickness is 2.5cm.This amplifier board is widely used, which is suitable for being used in speaker, radio and so on.Item Name: Amplifier BoardMaterial: PCBModel: YX1667Power Supply Voltage: DC 3VDC-12VDCChannel Type: MonoOutput Power: 0.5W-10WFeatures: Intelligent Chip, Pure Sound Effect, LightweightSize Details:4.2cm x 3cm x 2.5cm/1.65" x 1.18" x 0.98" (Approx.)Notes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Amplifier Board