MB Quart GMR-LED Marine Receiver w/Bluetooth+(4) White MB Quart 6.5" Speakers

Package Includes: (1) MB Quart GMR-LED Gauge Hole Marine Receiver Bluetooth AM/FM/Weather Band/USB. (2) MB Quart NK2-116W 6.5" 120 Watt 2-Way Marine Boat Speakers in White Specifications of GMR-LED: RMS POWER OUTPUT: 4 x 20 Watts. PEAK POWER OUTPUT: 4 x 40 Watts. MAXIMUM THD+N AT 4 OHMS: 81.2dBA. EFFICIENCY AT FULL POWER 4 OHM (1KHZ): 0.639. IDLE CURRENT: 0.3A. MAXIMUM UNDISTORTED PREAMP VOLTAGE (WITH 20K OHM LOAD): 4 Volts. SIGNAL TO NOISE (CTA-2006B): Bluetooth -76.2 dBA, Aux -86.4dBA. SIGNAL TO NOISE RATIO OF LINE LEVEL OUTPUTS (AT MAX VOLUME): Bluetooth -76.2 dBA, Aux -86.4dBA. PREAMP FREQUENCY RESPONSE (+/- 3.0DB): Bluetooth 20Hz-20KHz, Aux 20Hz-20KHz. AMPLIFIER FREQUENCY RESPONSE (+/- 3.0DB): Bluetooth 20Hz-20KHz, Aux 20Hz-20KHz. STEREO SEPARATION (AUX INPUT): -64.1dB @ 5kHz. FM MONO USABLE SENSITIVITY: 13dBf / 2.5µV. Specifications of NK2-116W: Weight: 5.3 lbs. Type: Speaker. Brand: MB Quart. Series: Nautic. Category: Marine, Powersports. Condition: New. Color: White. Warranty: 1 Year. IPX Rating: IPX67. CEA Standards: CEA426B. Speaker RMS Power Handling (watts): 60. Speaker Peak Power Handling (watts): 120. Speaker Impedance (ohms): 35Hz-21kHz (+/- 10dB). Speaker Sensitivity: 87.7 dB. Speaker Height (in): 1.13. Speaker Mounting Diameter / Cut Out (in): 5.59. Speaker Outside Diameter (in): 6.8. Speaker Mounting Depth / Chassis Depth (in): 3.7. Speaker Size (in): 6.5