Boss Audio Single-DIN CD/USB/SD/MP3/WMA/AM/FM Receiver w/Bluetooth. Make and receive calls and play and control music and apps like Spotify and Pandora wirelessly. The Single-DIN fit CD/MP3 player includes a USB port auxiliary input 1A USB charger port Front and Rear Pre-Amp Outputs and a CD player. Other general features include switchable US and EU tuner frequencies conformal coated PCB UV protected front panel to prevent sun damage and 50 Watts x 4 Max Power. Features/Specifications: Weather proof Single-DIN fit CD/MP3 radio with Bluetooth 50 Watts x 4 Max Power Balance/Fader/Bass/Treble and Preset built-in EQ Plays Bluetooth/CD/USB MP3 WMA FM/AM and digital media from smart phones Compatible with audio output from iPod/iPhone smartphones and MP3 players Includes wireless remote control Specifications for Boss Audio MR508UABW Single-DIN CD/USB/SD/MP3/WMA/AM/FM Receiver w/Bluetooth: Manufacturer: Boss Audio Color: Blue White Features of Boss Audio MR508UABW Single-DIN CD/USB/SD/MP3/WMA/AM/FM Receiver w/Bluetooth Weather Proof 50 Watts x 4 Max Power Balance/Fader/Bass/Treble and Preset built-in EQ Plays Bluetooth/CD/USB/SD MP3 WMA FM/AM Digital Media from Smart Phones Compatible with Audio out from Smartphones and MP3 Players USB SD Aux Input Front & Rear Pre Amp Outputs Wireless Remote Bluetooth Hands Free Make and receive calls Bluetooth Audio Streaming. Play and control music and apps like Spotify/Pandora wirelessly Audio StreamingAudio streaming A2DP is an audio protocol of Bluetooth technology. This profile allows for audio to be streamed wirelessly from your compatible device such as a Smartphone to the source unit so you can enjoy your favorite music or streaming music service such as Pandora or Spotify wirelessly.Aux InputThe Aux Input allows you to connect to the audio output of an external device such as an MP3 Player or Smartphone so you can enjoy your music through your system.BluetoothAllows our Bluetooth equipped source units to make wireless hands-free calls when paired with a Bluetooth equipped Smartphone. Communicate via the built in microphone on most of our units or external microphone if provided and listen thru your cars speakers.Built-in Preset EQThe built-in Preset EQ allows you to chose from preset EQ curves for a variety of music styles such as Rock or POP.ESPESP Electronic skip protection is a feature that buffers the CD while playing storing 5 seconds of music. If disc reading is interrupted the player momentarily uses the stored data while the tracking circuitry finds the passage prior to the interruption on the CD for continuous performance.Fully MarinizedFully Marinized is the term we use for our Marine and Outdoor products that are Weather Proof. We integrate high-tech state-of-the-art waterproofing materials plus special UV coatings for plastic surfaces coated circuit boards and connections to protect the product against the harsh outdoor elements and resist corrosion.ID3 TAGID3 Tag allows the audio file to store and display additional data such as title artist album track number and more.Pre-Amp OutputThis units Pre-Amp outputs let you expand your system by adding up to 2 amps and/or signal processors.SD Memory Card PortThe SD Memory Card port will support a full size SD memory card to 32 GB and can be used for music playback as well as photo and video viewing (on source units equipped with a monitor). Most units support full size SD cards but there are a few that only accept micro SD cards.USB PlaybackThe USB port will support a USB flash drive up to 32 GB and can be used for music playback as well as photo and video viewing (on source units equipped with a monitor). Some units have a mini USB input but come with the adapter to convert to be able to play full size USB drives.Wireless Remote ControlA wireless remote control gives you commanding access to the key functions of your unit from the palm of your hand. Package Contents: Boss Audio MR508UABW Single-DIN CD/USB/SD/MP3/WMA/AM/FM Receiver w/Bluetooth Boss Audio MR508UABW: Single-DIN CD/USB/SD/MP3/WMA/AM/FM Receiver w/Bluetooth MR508UABW