MB Quart GMR-2.5, Bluetooth AM/FM gauge mount radio features Apple® control which brings more control between your Apple devices. Internal 4 channel amplifier delivers 160 watts, including aux input and pre-amp outputs. MB Quart has been Defining Music for years. Our engineering and design teams now push the envelope on audio designed for Marine and Powersports applications even further.

Product Highlights

• RMS Power Output: 4 x 20 Watts
• Peak Power Output: 4 x 40 Watts
• Maximum THD+N at 4 Ohms: 0.00013
• Effeciency At Full Power 4 Ohm (1kHz): 0.618
• Idle Current: 0.3A
• Maximum Undistorted Preamp Voltage (With 20k Ohm Load): 2.6 Volts
• Signal to Noise (CTA-2006B)
• Bluetooth: -78.1 dBa | Aux: -86.7 dBa
• Signal to Noise Ratio Of Line Level Outputs (At Max Volume)
• Bluetooth: -78.2 dBa | Aux: -87.1 dBa
• 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): -61.3dB @ 5kHz
• FM Mono Usable Sensitivity: 13.2dBf / 2.4μV
• AM Mono Usable Sensitivity: 14 - 16μV
• Minimum Impedence: 4 Ohms
• Pre-amp Outputs: 1 Pair RCA
• Audio Inputs: Aux Input through RCA
• Display Type: LCD
• Display Backlit: Yes
• LCD Font Size: Medium
• Dimensions Mounting Hole: 3.12 inches | 7.93 cm
• Dimensions Mounting Depth: 2.87 inches | 7.30 cm
• Dimensions Mounting Bezel Width x Height x Depth: 4.15 inches | 10.5 cm
• Tuner Section FM Stereo Frequency Range: 87.5MHz-108MHz
• Tuner Section Signal to Noise Ratio: >55dB
• Bluetooth Range: 32 Feet (10 Meters)