Foldable HiFi Wireless Bluetooth V4.0+EDR Stereo Headphone

Specification:1. Calling time: 5 hours2. Music Playing: 8 hours3. Standby time: ≥480 hours4. SNR: -80 dB5. Distortion: ≤ 0.1%6. Working Current: 35 mA7. File format: MP38. Transmission distance: ≤ 10 m9. Li-Battery capacity: 3.7V 600MAH10. Size: 151X79X180mm11. Earphone size: 70mm12. Weight: 195g               Features:1. Bluetooth V4.0+EDR, Works With Almost All The Mobile Phone, Tablet PC, Notebook, Any Devices With Bluetooth Function Or Has A 3.5mm Audio Jack.2. Built-in Micro-SD Card Slot, Support 32GB Max, Insert A Micro-SD Card With Downloaded Songs To Play Music.3. FM Radio: FM Range 87.5 ~ 108MHz ( Please Search For The Radio Statioins At The Open Space In Order To Receive Better Signal ) .4. 40mm dynamic alloy speaker drivers, Tuned By Professtional Team,  Super Bass High Fidelity Stereo Surround Sound, enjoy the Wireless high quality music..5. Smart Handsfree Talking: Built-in Concealed HD Microphone, The Headphone Itself Has A Answer Incoming Phone Calls' Button To Pick Up P