Main Features:
● Support FM radio local broadcast playback
● 3.5mm audio port compatible for almost all models cell phone and table PC
● Bluetooth V4.0 support， enjoy wireless， to make life more exciting
● Built in microphone adopts noise canceling technology to obtain the high quality voice input
● Stereo player， Bluetooth connect your phone， you will enjoy a wonderful song everywhere and also answer the phone
● Micro 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 clear
● It can also use connect line to be used as a normal headset
● With a display screen， you can switch music / FM radio / bluetooth mode clearly

Specifications:
Support Agreement: A2DP， HFP， HSP
Bluetooth Transmission Frequency: 2.4GHz
Transmission Range: 10m
Suitable Model: All kinds of mobile phones with Bluetooth function
Microphone: All directional and high sensitive microphone
Resistance: 32ohms
Sensitivity: 85dB + / - 3dB
Frequency Response: 20 - 20KHz
FM Frequency: 87 - 108MHz
Suitable Card: TF ( micro SD card )
Talk Time: 5hours
Music Time: 8hours
Battery capacity: 400mAh

Communication: Wireless
Connectors: 3.5mm
Function: Bluetooth，Microphone，Noise Cancelling
Style: Headband
Use: Mobile phone，Portable Media Player，Sport Product weight: 0.1900 kg
Package weight: 0.3520 kg
Package Size(L x W x H): 14.50 x 9.00 x 17.00 cm / 5.71 x 3.54 x 6.69 inches Package Contents: 1 x Zealot B570 Headset， 1 x USB Cable， 1 x 3.5mm Audio Cable， 1 x Bilingual User Manual in English and Chinese