Plug and Transfer without PC from player to player directly! No more need to use a former technology as PeerToPeer No matter whatever device you have! HD functioned MUZIO will transfer any data from any Digital Devices such as Camera Camcorder MP3 P...etc. without PC. Enjoy your digital life with evolved MUZIO. Specifications Audio Frequency Range 20Hz ~ 20KHz Headphone output - Ear Jack1:(L) 12mW + (R) 12Mw (16 Ohm) Volume (Max) - Ear Jack2:(L) 8mW + (R) 8Mw (16 Ohm) Volume (Max) S/N Ratio 90dB(Based on Ear Jack 1) FM Tuner Frequency Range 87.5MHz ~ 108MHz Headphone output - Ear Jack1:(L) 12mW + (R) 12Mw (16 Ohm) Volume (Max) - Ear Jack2:(L) 8mW + (R) 8Mw (16 Ohm) Volume (Max) S/N Ratio 50dB(Based on Ear Jack1) Data Storage USB Function Mini A-type plug USB V1.1 USB Host Mini A-type plug USB V1.1 File Support File Type MPEG 1/2/2.5 Layer 3 WMA Ogg Vorbis MP3 Encoding 8Kbps ~ 384Kbps Tag Support ID3 Tag Ver 1.0 2.x support Lyrics MediaSync support General Size 84.5mm(W) * 42mm(L) * 23mm(H) Weight 56 g Operational temperature -5¦C ~ 40¦C Memory 1GB Playback hours 17 Hours Voice recording Over 130 Hours (Based on 512M & 8Kbps) Battery Built In Li-Polymer Battery