Wi-fi Internet RadioStream Music Across The 802.11 B/g Wifi Network With Inbest-in-classin RangeBroadband Internet Service And A Home Wifi Network Router Are RequiredListen To Internet Radio From The Available 11,000 Stations With No Monthly FeeAccess Internet Radio Stations From Our User-friendly Online Site Or On The Device ItselfPlay Music From Any Audio Device (cd Player, Mp3 Player, Etc)Supports Mp3, Wma, Aac (only Mp4 And M4a), Real Audio (only Ra, Rm, And Rmvb) File TypesConnect To Any Stereo System Or Powered Speakers To Access Streaming Internet Radio Or Music Files Stored On A Pc Or MacBuilt-in Fm Radio Tuner For Local Fm Broadcast ServicePreset Your Favorite StationsHi-fidelity Built-in 3w Tuned Stereo Speakers And A 10w Subwoofer With Class D Amplifier For Each Speaker That Can Fill Any Room With Dynamic SoundDigital Alarm Clock Radio Allows You To Wake Up To Your Favorite Internet Or Fm Radio Station Or The Internal BuzzerAutomatic Clock Set And Adjustment Via The InternetBattery-operated Option Allows You To Take The Device Outside The Home Or OfficeConvenient Remote-browse, Select And Control Your Music From Across The Room Using The Remote ControlAccess Local Weather And 5-day ForecastLarge Full Color DisplayDimensions: 6-5/16ind X 12-7/16inw X 3-1/2inh1-year Sonicelectronix.com Warranty