Main Features:Support FM radio local broadcast playback3.5mm audio port compatible for almost all models cell phone and table PCBluetooth V4.0 support、 enjoy wireless、 to make life more excitingBuilt in microphone adopts noise canceling technology to obtain the high quality voice inputStereo player、 Bluetooth connect your phone、 you will enjoy a wonderful song everywhere and also answer the phoneMicro SD / TF card slot included、 you can play music on your micro SD card easily. Use TF card、 listening to the music and audio you want、 support micro SD / TF card Up to 32GB ( Micro SD / TF card is not included )High-power amplifier chip and advanced circuit design. Using strong magnetic、 full frequency loudspeaker、 sound effect is much more loud and clearIt can also use connect line to be used as a normal headsetWith a display screen、 you can switch Music / FM Radio / Bluetooth mode clearlyPackage Contents: 1 x Zealot B570 Wireless Stereo Bluetooth V4.0 Headset Earphone、 1 x USB Cable、 1 x 3.5mm Audio Cable、 1 x Bilingual User Manual in English and Chinese