Features:<br /><br />* Bluetooth 4.0 version｣ｬ enjoy high grade wireless music and build quickly connection.<br />* Wireless and wired mode｣ｬ easily switch. 3.5mm standard jack｣ｬ compatible with most of audio-visual equipment.<br />* Amazing strong bass｣ｬ imported 40mm drive unit tuning produces smooth and potent sound.<br />* Ergonomic design｣ｬ soft Earmuff｣ｬ comfortable to wear and isolated from outside inference.<br />* Support FM radio function｣ｬ TF within 16GB MP3 Player in varity format.<br />* Portable and foldable｣ｬ easy to store.Specifications:General Specification  Brand  PICUN  Model  P1  Color  Gold｣ｬ Sliver｣ｬ Wine Red｣ｬ White  Wearing Type  Headband  Line Length  1.5m  Dimensions (cm/ inch)  17*7.5*16 CMTechnical Parameters  Microphone  Yes  Connectivity  Wireless &amp; Wired mode  Bluetooth Version  4.0  Transmission Distance  10M  Receive Sensitivity  105dB  Impedance  32&amp;Omega;  Frequency Response  20-20kHz  Battery Capacity  300mAh  Charging Time (h)  2.5h  Working Time (h)  Approx 7.5-8h  Standby Time (h)  240hPackage  Included: 1* PICUN P1 headphone 1* audio cable  1* USB cable 1* User manual<br /><br />