DaytonAudio KAB-215v2 2 x 15W Class D Audio Amplifier Board with Bluetooth

Specifications:

• Power output (w/ 19 VDC power supply): 2 x 15W @ 8 ohms
• SNR: 99.1 dB Bluetooth input, 90 dB line input
• Bluetooth THD: 0.03% 19V @ 8 ohms, 10W, 1 kHz
  
• Frequency response: 20 to 20,000 Hz (±0.8 dB)
  
• Impedance: 4-8 ohms
  
• Working voltage: 12 to 24 VDC, 2A
  
• Recommended recharging power supply (NiMH, lead acid, or NiCad) 15 to 24 VDC, 1A
  
• Recommended recharging power supply (Li-Ion) 15-24 VDC, (2-5)A
  
• Idle current draw with Bluetooth connected: 82.7 mA • Dimensions: 3.6" L x 2.7" W x 0.9" H