SKU # 34891

• 200 watts maximum power (50W x 4)
• Two-piece modular design (commander and hideaway module)
• Waterproof commander and module
• Four zone volume controls when connected to UM2DSP
• App Ready- Control main functions from most Bluetooth®-enabled
devices with the Polk Ultramarine app
• Bluetooth streaming audio (A2DP) and controls (AVRCP)
• SiriusXM-Ready (requires SXV300V1M tuner and subscription)
• 18 FM/12 AM/ 18 SAT radio station presets
• 7-channel NOAA weatherband
• USB for MP3/WMA playback
• Full iPod/iPhone via Bluetooth
• 4.3-inch full color TFT display
• Remote control ready (PRC100BC or PRC200BC sold separately)
• 12 volt DC power
• Non-volatile memory
• EQ presets
• Auxiliary line-level audio input (RCA)
• Four-channel line-level audio output (RCA, front and read)
• UV and Corrosion resistant
• Conformal coated circuit boards
• Low battery warning
• Silicone rubber protective cover included

Weight 1 lbs
ASTM B117 Compliant


ASTM D4329 Compliant


Overall Dimensions

Module: 7.4" x 7.4" x 2.2" Commander: 6.4" x 4.9" x 2.8"

Mounting Depth (Inches)


Selectable AM/FM frequency spacing US/European

US Only

Preamp Line Level Outputs


Waterproof Rating

Commander: IPX6 Module: IPX5

Maximum Power Output (Watts x Channel)

50W x 4

Free Shipping

We offer free shipping on all orders within the contiguous 48 states.

  • All orders subject to credit card approval. Free Shipping offer is valid only on standard shipping to the contiguous United States (We do not ship to Hawaii, Alaska, or countries outside the United States).
  • Additional charges will be applied for “2nd Day Air” and “Next Day Air” shipping options
  • All orders placed Monday to Thursday by 12PM Eastern Standard Time will ship the next business day if product is in stock.
  • Orders placed on Friday by 12PM Eastern Standard Time will ship Monday or the following business day.
  • No Saturday delivery available.
  • Offer Subject to change without notice.
  • We are closed the following days in 2020: January 1st, May 25th, July 3rd, September 7th, November 26th & 27th, December 24th & 25th, December 31st, and January 1st. Orders placed on those days will be processed on the following business day.