The Polk Ultramarine speakers are designed for marine applications with maximum sound. The innovative design features "air suspension" technology and high-temperature voice coils, delivering up to 250 watts of power. These 8.8-inch speakers have durable, removable sport grilles suitable for sunlight and moisture.
- Black enclosure and grille
- Air suspension design
- Aluminum chassis
- High-temperature voice coil
- XKGlow LED Light Ring (Compatible with XKGlow Controller)
- Snap On Grille installation option
- Silver cone
- Insulation with Tinsel Leads wire type
- Sensitivity: 89.4 dB
- Frequency response: 50 Hz – 20KHz
- Nominal impedance: 4 Ohms
- Maximum power: 250 watts
- Mounting depth: 30.31 cm
- Magnet weight: 1142.5 g
- Product Number
- UMS88B
- Colour
- Black
- Power (RMS)
- 250 W
- Shape
- Round
- Set
- Yes
- Waterproof
- Yes
- Diameter
- 8.8 "
Important information
Specifications are collected from official manufacturer websites. Please verify the specifications before proceeding with your final purchase. If you notice any problem you can report it here.