Model Number: TST-JF-00156 Brand Name: TST-JF Key Specifications/Special Features: Customized logos/boxes/cable length/mic are welcomeCertifications: CE/RoHSCondition: brand-new, unused, unopened and undamaged in itsoriginal packagingFit design: headbandEarpiece design: ear-cup (over the ear)

Foldable, noise cancellation, playback controls, volumecontrol, shocking low-sound quality gives you a live concert-likesound effect

FM radio, TF card MP3 player, regular headset (via USB or audiocable)

Connectivity: wired (using USB cable make it same as regularheadset)

FM function: can listen FM radio

TF card slot: supports micro SD memory card, used as memory toplay MP3

Data transmission function: can copy music to play MP3(connected directly to a PC via a USB cable, when plugged intomicro SD card (also name TF Card) as a U-disk directly copysongs)

Battery: built-in rechargeable lithium