🏷️ Basic Information Identification Make: Kenwood Model: KDC-MP4028/KDC-MP428/KDC-MP6029 Year: Not specified in product name Generation: Not applicable (Automotive Audio Unit) 📋 Manual Details Documentation Manual Type: Service Manual Language: English Page Count: Unknown (PDF Download) Format: PDF ⚙️ Engine Specifications Power Source Engine Type: Not Applicable (Car Audio Unit) Displacement: N/A Power: N/A 🔧 Transmission Gear Selection Type: N/A Gears: N/A 📐 Dimensions Physical Size Length: Standard Single-DIN (approx. 7" wide x 2" high) Width: Standard Single-DIN (approx. 7" wide x 2" high) Height: Standard Single-DIN (approx. 7" wide x 2" high) Weight: Typical car stereo weight (approx. 1-2 kg) 🔧 Maintenance Routine Care Service Interval: Not Applicable (Electronic Device) Oil Capacity: N/A 📄 Audio Features Playback Sources Cd Player: Yes Cd Text: Yes Mp3 Playback: Yes Wma Playback: Yes Aac Playback: Yes Sound Enhancement Equalizer: Yes Loudness Control: Yes Preouts Preamp Outputs: Multiple (typically 2 or 3 pairs) 📄 Connectivity Ports Auxiliary Input: Yes (likely 3.5mm jack) Usb Input: Yes (for media playback) 📄 Display Screen Display Type: LCD (likely dot-matrix or segment display) Display Color: Variable/Multi-color (depends on model variant) 📄 Power Electrical Power Output Rms: Typically 22W RMS x 4 channels Power Output Peak: Typically 50W x 4 channels Voltage: 12V DC Car Battery 📄 Control Interface Rotary Encoder: Yes Remote Control: Often included or optional