Universal Bluetooth Headset Wireless Hi-Fi Stereo Foldable Headphones

Product Descriptions: --100% brand new and high-quality made. --Advanced Bluetooth 4.1 chipset provides great cover range and easy connection. --This headphone is Passive Noise Isolating, it cannot cancel the noise completely but it won't drain the battery and damage the sound. --Soft leather earpads and ergonomic design make this headsets comfortable for long time wearing. It's foldable and lightweight design are perfect for easy storage. --This Bluetooth headphone is well equalized, it comes with Play/Pause, Volume, and Track control buttons, On/Off button. --Compatible with all smartphones, tablets, laptops, Bluetooth-enabled smart TVs / Smart TV Boxes and any other Bluetooth devices. --Powerful All In One Functions: Supports TF Card Music Play, FM Radio, Handsfree Talking, Volume Control, Songs Switch. --FM Radio & TF Card Play Mode: Support FM Radio, Frequency Range: 87 MHz ~ 108 MHz / Support TF Card With Downloaded Songs (32GB Maximum). Product Specification: --Model: B19 --Type: Over-ear Stereo Bluetooth Headphone --Bluetooth version: 4.1 + EDR --Support Profiles: HSP, HFP, A2DP, AVRCP. --Profile and Advanced Audio Distribution Profile(A2DP). --Operation Distance: 10m; Transmitting Power: Class 2. --Frequency Range: 2.402 GHz ~2.480 GHz. --Frequency Response: 20Hz ~ 20KHz --FM Frequency Range: 87.5MHz ~ 108MHz --SNR: 90dB --Impedance: 32ohm --Sensitivity: 105dB ± 3dB --Battery: 320mAh Rechargeable Lithium Battery