SP Series


The SP-500C2-BD with two channels output in single-end mode, or one channel output in bridge mode. It can support single channel driven up to 500W in 4ohm, which provides flexible application for 2way/3way speaker design. The SP-500C2-BD has built-in OTP, OCP protect functions, and it has been pre-approved for safety and EMC compliance. The SP-500C2-BD is a mature and stable product, which can achieve the fast design-in and minimized time to market.


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  • 2 channels 500W Amplifier Module with Integrated Power Supply
  • 500W peak output per channel
  • Auto-Switching Power Supply (115/230V)
  • THD+N: 0.009% @ 1W (4Ω, 1KHz)
  • Voltage Gain: 26dB (SE), 32dB (BTL)
  • Output Noise: 120μV (A-weighted)
  • Total Efficiency: 79% @ 500W, 4Ω, 230VAC
  • Standby Consumption: 0.17W
  • Dimensions: 218.0 x 110.0 x 45.0 mm
  • Weight: 780g