1. Using high-quality materials 2. Chip: TDA7498 3. With intelligent protection function 4. With overheat protection function 5. With shutdown mode and silent mode Product Name: Audio Amplifier Board Product Model: XH-M510 Input voltage: DC14-34V Output power: 100W x 2 Output Impedance: 4-8 Line Type: Class D Chip selection: TDA7498 Harmonic Distortion: PO=1W/0.05% Frequency response range: 18-100KHZ Switching frequency: 360KHZ Signal-to-noise ratio: 110DB Two-channel stereo, using 8 ohm impedance speaker unit, input voltage 34V DC output power 100Wx2 Requires a lot of power to use the recommended power supply: 24V voltage output current more than 5A (insufficient power supply, when the power is high and the dynamic is large, the sound be cut off) Recommended speaker impedance: 8 ohms is the best (4 ohms and 6 ohms can also work) Color: As Shown Material: Electronic Component Package Contents: 1 x Amplifier board 1 set x accessories Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.