Mb Quart Mdr2 0 160 Watt Multimedia Marine Receiver With Am fm And Weatherband Radio And Bluetooth Input White

Marine Grade Protection / IPX Rating - Meets or exceeds IPX5 requirements for water and dust proofing.Apple® Control - Quick control and access of music apps via iPhone， iPod and iPad.Source Type - AM/FM/Bluetooth® Radio allows all access to radio stations and content from Bluetooth enabled devices.Input Types - Bluetooth， RCA， USB: Nearly nothing the device can not play.Control Buttons - Front facing buttons to engage and adjust all features.Secure Simple Pairing - Quick and secure wireless connection between your Bluetooth enabled device. This reliable connection is impervious to outside interference， providing a lock-tight connection to your audio system.Control Method - 9 control buttons on faceplate.Frequency Range - FM: 87.5-108， AM: 530-1710Additional Inputs - 1 Pair (Aux)， 1 USBUSB / Apple / Charging Port - 1 USBBluetooth Version - Version 4.0Source Unit Tuner Section FM Stereo Frequency Range: 87.5MHz-108MHzSource Unit Tuner Section S/N Ratio: 86.4dBASource Unit Bluetooth Range (ft): 32Source Unit RMS Power Output (watts): 4 x 16Source Unit Peak Power Output (watts): 4 x 40Source Unit S/N @1W: 90.6dBASource Unit Frequency Response (Aux In): 20Hz-20kHzSource Unit Pre-amp Outputs (Y/N #): 1 Pair， YesSource Unit Pre-amp Voltage: 5.9VSource Unit Minimum Impedance (ohms): 4Source Unit Dimensions Mounting Hole (in): 7.0 x 2.0Source Unit Dimensions Total Mounting Depth (in): 4.5Additional Details:MAXIMUM THD+N AT 4 OHMS: 15.8 wattsMAXIMUM UNDISTORTED PREAMP VOLTAGE (WITH 20K OHM LOAD): 5.9 VoltsSIGNAL TO NOISE (CTA-2006B): -86.4dBA AUX / -84.7dBA BluetoothSIGNAL TO NOISE RATIO OF LINE LEVEL OUTPUTS (AT MAX VOLUME): Bluetooth -88.4dBA / Aux -90.6dBAPREAMP FREQUENCY RESPONSE (+/- 3.0DB): 20Hz–19.5kHz AUX / 34Hz–15.6kHz BluetoothAMPLIFIER FREQUENCY RESPONSE (+/- 3.0DB): 20Hz–20.0kHz AUX / 27Hz–20.0kHz BluetoothSTEREO SEPARATION (AUX INPUT): -65.1dB @ 5kHzFM MONO USABLE SENSITIVITY: 12.7dBfAM MONO USABLE SENSITIVITY: 12-14µV