Hertz HMR BT IP67 Marine Bluetooth 5.0 Audio Receiver with aptX & 4V RCA Preouts (78333015)

The compact Hertz HMR BT adds high-quality Bluetooth wireless music reception and simple transport controls to a boat or powersports audio system. With stereo RCA line-level outputs, it can act as a source for an external amplifier or feed a compatible stereo AUX input; it does not have a built-in speaker amplifier.

Key Features

• Bluetooth 5.0 with Qualcomm aptX and A2DP/AVRCP audio functionality
• IP67 weather-resistant control interface; UV and salt-fog tested construction
• White backlit transport/volume buttons
• 4V RMS stereo RCA output for external amplification
• Compact panel mount with optional U-bracket installation

Technical Specifications

• Bluetooth: 5.0
• Bluetooth effective range: approximately 10m / 30ft
• Audio profiles: A2DP / AVRCP
• Codec: Qualcomm aptX
• Stereo output: one left/right RCA pair
• RCA preout: 4V RMS, output impedance under 100 ohms
• Frequency response: 20Hz–18kHz (+/-1dB)
• Signal-to-noise ratio: 93dB at 4V RMS
• Operating voltage: 8–28V DC
• Fuse: 2A
• Remote turn-on output: 8–24V
• Operating temperature: -10°C to +50°C
• Ingress protection: IP67
• Mounting hole: 45mm (1.77in) diameter
• Unit dimensions: 73.2 x 63.7mm face; approximate installed depth 55.8mm

Compatibility

• Bluetooth-capable smartphones and compatible RCA-input amplifiers or source units
• Optional Hertz HMC U1 marine remote controller

Installation Notes

• It requires external amplification for speaker playback
• Provide a properly fused power connection and protect exposed RCA and power connectors