Hertz HMR 18 Marine Source Unit with Bluetooth 5.0 (HMR18)

The Hertz HMR 18 marine source unit provides convenient audio control and versatile connectivity for onboard entertainment systems. Its dual-zone control allows you to manage sound in two separate areas of your boat, with independent zone outputs and dedicated subwoofer outputs for flexible system configuration. Bluetooth 5.0, USB, AM/FM radio, and an AUX input provide multiple listening options, while the 2.8-inch DOT Matrix display keeps information visible during operation. With an IP66-rated front panel, UV resistance, and salt-fog testing, the HMR 18 is designed for marine environments.

Manage audio across two independent zones to suit different listening areas on your boat. Separate line outputs and subwoofer output support flexible audio system configurations.

Two Independent Audio Zones

Dedicated Subwoofer Output Per Zone

2 × Left/Right Line Outputs, One Per Zone

RCA Subwoofer Output With 80 Hz, 120 Hz, and 160 Hz Low-Pass Filter Options

Stream music wirelessly from compatible devices or choose from the HMR 18s additional onboard audio sources.

Bluetooth 5.0 Audio Streaming

AM/FM Tuner With EU/US Support

USB Input (1A)

RCA AUX Input (Left/Right)

The HMR 18 features an IP66-rated front panel, with UV resistance and salt-fog operability testing to support use in demanding marine conditions.

IP66-Rated Front Panel

UV Resistance Tested to ASTM-D4329

Salt-Fog Operability Tested to ASTM-B117

The 2.8-inch DOT Matrix display provides a clear view of source information, while built-in equalization options let you adjust the sound to your preference.

2.8-Inch DOT Matrix Display

Bass and Treble EQ

Three EQ Presets

Add convenient remote access with the optional Hertz HMC U1 wired remote, sold separately. The HMR 18 supports up to three remotes for control from multiple positions around the boat.

Compatible With Optional HMC U1 Remote

Supports Up to Three Remotes

HMC U1 Remote Rated IPX7

Remote Sold Separately