Kenwood - KAC-M1824BT - Bluetooth Connected 4 Channel Compact Power Amplifier, Conformal Coated, Wired Controller, 400W Max Power

Specifications
Type: 4-Channel Compact Bluetooth Power Amplifier
Amplifier Class: Class D
Max Power Output: 400 Watts
RMS Power Output:
• 45W x 4 @ 4Ω
• 45W x 4 @ 2Ω
• 90W x 2 Bridged @ 4Ω
Impedance: 2Ω Stable Operation
Frequency Response: 20 Hz – 20 kHz (±1 dB)
Signal-to-Noise Ratio: 90 dB
High-Pass Filter (HPF): 60 Hz (Fixed, 12 dB/Oct)
Low-Pass Filter (LPF): 80 Hz (Fixed, 12 dB/Oct)
Bluetooth Version: 4.2 (Built-in A2DP Streaming)
Controller: Wired Remote Control with Backlit Buttons (Included)
Input Sensitivity: 0.2V – 5V
Inputs:
• Bluetooth Wireless Streaming
• RCA Line-Level Inputs (Switchable)
Outputs: Speaker-Level (4 Channels)
Circuit Protection: Conformal Coated PCB (Moisture & Dust Resistant)
Protection Features: Thermal, Overcurrent, and Short Circuit Protection
Cooling System: Fanless, Sealed Chassis
Fuse Rating: 15A
Dimensions (W x H x D): 6-11/16" x 1-13/16" x 3-7/8"
Weight: 1.3 lbs (0.6 kg)
Warranty: 1-year manufacturer warranty

Key Features
• Built-in Bluetooth® connectivity – stream music wirelessly from any smartphone or tablet with no head unit required
• Wired remote controller included for easy playback, volume, and track control even while riding or boating
• Compact, all-weather design – ideal for motorcycles, UTVs, golf carts, and marine installations
• Conformal coated circuit board protects against moisture, vibration, and dust intrusion
• Efficient Class D amplifier delivers strong, clear audio output with minimal current draw
• Selectable RCA or Bluetooth input provides flexible system integration
• Bridgeable channels allow system customization for full-range or subwoofer use
• Sealed, fanless chassis ensures quiet, reliable operation in any environment
• Signature Kenwood reliability – power, precision, and wireless freedom built into one rugged amplifier