Stereo-Kopfhörer MJ-168

Play music from SD/MMC cardsHi-Fi soundRechargeable lithium batteryFolding headphonesBlue backlight with LCD track informationBattery loader from USB includedUSB input port write & read files of MMC/SD cardMemory funcitonEQ with Six sound function can be choosableWired headphone and chat online & listen musicA-B Repeated funcitonLine in & line out functionSNR: more than 90dbNoise CancellingSupport Memory card 128MB- 8GB capacityFM function (optional)Multi-color optionSTERO Pro-environmental meterial; perfect bass; packaging available; plug available; color available. 1. Excellent attenuation of ambient noise. 2. Durable housing and rugged, high performance cable in earphone. 3. Sleek ergonomic design and various types and sizes(S/M/L) of earphone adapters ensure a comfortable, secure fit. 4. Optimised for professional monitoring use and ideal for MP3, CD player,computer,and mobile phone( 3.5 mm stereo plug) in earphone. Specification: Nominal Impedance: 320hms Sensitivity: 120 dB S.P.L@1KHz Frequency Response: 18Hz to 20Hz Speaker Dinension: 30mm Jeck Plug:3.5mm stereo (gold- plating) Cable Length: 1.2m Rated Power: 5 to8 mW