KMM-BT732HD KENWOOD Digital Media Car Stereo has Built-in Alexa gives you the voice control you love over a host of features. A built-in HD Radio tuner provides better sound quality from your participating local radio stations than you've ever had. Calls will also be easier thanks to built-in Bluetooth, and two-phone pairing is perfect if you share your vehicle with another driver. Features - 255 Segment 1.5 Line Text Display Amazon Alexa Ready Built-in HD Radio Tuner Dual USB Variable Color Illumination 13Band EQ + DTA Short Chassis 3 Preouts 4.0V USB - USB: USB 1.1 / 2.0 High Speed File System: FAT12 / 16 / 32 Maximum Supply: current DC5V(DC logo) 1.5A Frequency Response: 20Hz to 20kHz(±1dB) S/N Ratio (dB): 98dB(1kHz) Dynamic Range: 93dB Channel Separation: 90dB MP3 Decode: Compliant with MPEG-1/2 Audio Layer-3 AAC Decode: AAC-LC ".aac", ".m4a" files WAV Decode: Linear-PCM FLAC Decode: FLAC file (Up to 96kHz/24bit) AUX Input - Frequency Response: 20Hz to 20kHz ±3dB Input Maximum Voltage: 1000mV Input Impedance: 30kΩ