Sony 3 in 1 Walkman MP3 Player Speakers Headphones NWZ-WH303 (4GB) -Black Used, looks good We will send a new set of ear pads Innovative 3 in 1 design, Walkman, speaker, Headphones. Built-in speakers, a 4GB digital player, and a headset Can switch freely between speaker playback, headphone playback, and music player playback About this item With an integrated wireless music player and 4GB space, carry your music along. Powerful built-in xLoud stereo speakers with Virtualphones technology let you share your music aloud with friends. The extra-long 105 cm. cable makes it the perfect companion for your mobile. Simply plug in and enjoy high-quality sound on the go! Just a 3-minute quick charge and you can enjoy 60 minutes of playback. With a 20 hour battery life, your music will never stop. Almost. Supplied Accessories: Headphones Cable (1), USB cable (1), Quick Start Guide. Capacity 4GB (Actual available capacity is about 3.53 GB = 3,798,564,864 bytes) Color Cool Black Connector USB USB MicroB High Speed ??Port (USB 2.0 compatible) Headphone Input Stereo Mini-plug Headphone Type Dynamic, Closed Driver 30mm, Dome type (CCAW coil) Power handling 1,000mW (IEC) Impedance 30? at 1kHz Sensitivity 107 dB/mW Frequency response 30 to 20,000 HzIEC = International Electrotechnical Commission Built-in speakers Stereo Sound Effects Dynamic EQ (On/Off); Sound Enhancement (Off/1/2) (Only when the headphone output is on) Power supply Built-in rechargeable lithium battery 3.7V USB power supply (charged from a computer through the USB port of the player) Charging time USB charging Approximately 2 hours of fast charging; Charging for 3 minutes can play for up to 60 minutes Battery life Walkman continuous playback: Approximately 20 hours (mp3 128 kbps) Portable speaker continuous playback: Approximately 5 hours (mp3 128 kbps) Audio format MP3 MP3 (MPEG-1 Layer3) file format; Bit rate: 32 to 320kbps (supports variable bit rate (VBR)); Sampling frequency: 32, 44.1, 48kHz WMA ASF file format; Bit rate: 32 to 190kbps (supports variable bit rate (VBR)); sampling frequency: 44.1kHz Linear PCM Wave-riff file format; bit rate: 1411kbps; sampling frequency: 44.1kHz AAC MP4 file format; bit rate: 16 to 320kbps (supports variable bit rate (VBR)); sampling frequency: 8, 11.025, 12, 16, 22.05, 24, 32, 44.1, 48kHz Storage capacity mp3 128kbps about 960 songs 1,411 kbps (Linear PCM) about 87 songs