Meters -High Power Amplifier Board 420W 1-Channel TDA8954TH Digital Audio Power Board Audio Amplifier Board Amp Highlights Generic Brand High Power Amplifier Board 420W 1-Channel TDA8954TH Digital Audio Power Board Audio Amplifier Board Amp Description: Sound Hi -Fi: Maximum 420W output power gives you Hi-Fi sound. High sensitivity sound amplifier board: Adopting high sensitivity to make the sound very clear. Single channel: Mono amplifier board adopts single channel. Give you a great hearing enjoyment. Multi-Level Protection: Built-in over-voltage protection, over-temperature protection, under-voltage protection, DC detection and short-circuit protection of this digital power amplifier board help provide safe amplification . Stable current: This digital power amplifier board guarantees stable current, ensuring sound stability and smoothness. specification: Product Type: Digital Power Amplifier Board Chip: TDA8954 Maximum output power: 420W Output impedance: supports 2-8 Ohm, recommended 4 Ohm Input voltage: dual AC 24V recommended (range: AC12-28V) Channel number: single channel Size: approx. 82x72x37mm / 3.23x2.83x1.46 inch Weight: 121g Package includes: 1 Piece Digital Power Amplifier Board Note: Color may be slightly different due to the color calibration of each individual monitor. Please allow slight measurement deviation due to manual measurement.