![Poly-Planar MARINE GSMR20 AM/FM Bluetooth Gauge Series Marine Radio Poly-Planar MARINE GSMR20 AM/FM Bluetooth Gauge Series Marine Radio](https://marineboatradio.com/wp-content/photos/Poly_Planar_MARINE_GSMR20_AM_FM_Bluetooth_Gauge_Series_Marine_Radio_01_lu.jpg)
![Poly-Planar MARINE GSMR20 AM/FM Bluetooth Gauge Series Marine Radio Poly-Planar MARINE GSMR20 AM/FM Bluetooth Gauge Series Marine Radio](https://marineboatradio.com/wp-content/photos/cycaj.gif)
The GSMR20 is a full-featured, waterproof marine radio designed specifically for the marine environment. Bluetooth Audio Streaming (Bluetooth 3.0). Splash Proof LCD Display. 180 Watts Max Power. Cutout: 3.15 (80mm). Mounting Depth is 3.5inches(90mm). Overall Diameter is 4.125 inches (105mm).
![Poly-Planar MARINE GSMR20 AM/FM Bluetooth Gauge Series Marine Radio Poly-Planar MARINE GSMR20 AM/FM Bluetooth Gauge Series Marine Radio](https://marineboatradio.com/wp-content/photos/cycaj.gif)