?The Stylish Wireless Stereo Bluetooth 3.0 Headset is specially designed for Music Lovers; What makes the Headset unique is its High-quality Sound£¬ Supper anti-jamming capability and Automatic save electricity function. And£¬ the Headset is also is characterized by its Bluetooth 3.0 technology£¬ which can wirelessly connect with your Bluetooth-enabled Mobile Devices such as£¬ Smart Phones£¬ Tablet PC£¬ Notebook£¬ etc. its hands-free function can set free you hands from answering the incoming call during travel (bring you much convenience). The Headset is lightweight and portable£¬ and has a high-grade built-in microphone and speaker which can offer you wonderful sound quality. It is perfectly suitable for enjoying music when you are traveling or relaxing at home. <br><br><strong>Features:?</strong> <br>Uses the renowned stereo Bluetooth 3.0 chip to ensure high-fidelity sound quality£¬ stable performance and excellent communication effect. <br>Built-in high-performance Microphone and Speaker.? <br>Noise Reduction echo cancellation; Enhanced Audio and Bass Response. <br>Supports hands-free call£¬ thoroughly set free you hands from answering the incoming call during travel£¬ bringing you much convenience. <br>Compatible with almost all Bluetooth-enabled mobile devices such as£¬ for iPhone6 6Plus 5S£¬ for Samsung Galaxy S6 S5 S4 / Note 4 3 2£¬ for HTC One£¬ Tablet PC£¬ Laptop£¬ etc. Also supports automatic re-connection.? <br>Enjoy music wirelessly£¬ easy to switch between calls and music£¬ you will not miss any incoming call whilst listening to music.? <br>Easily control playing / pausing£¬ adjusting the volume£¬ previous / next songs£¬ answering / rejecting / ending an incoming call.? <br>The leatherette ear cushion can greatly insulate the sounds around you£¬ so you can hear your call clearly£¬ but also let you comfortable to wear. <br>Adjustable headband£¬ folding for comfortable wearing and easy carrying. <br>Powered via a USB Cable. <br><br><strong>Specifications:</strong> <br>Connection: Bluetooth Wireless connection <br>Bluetooth Name: SY-BT Headphone.? <br>Bluetooth specification: Bluetooth 3.0+ EDR£¬ Class 2? <br>Bluetooth profile: Support A2DP£¬ AVRCP£¬ HFP£¬ HSP. <br>Operation Range: Up to 10m <br>Materials: UV Coated. <br>RF Frequency Range: 2.400GHz ~ 2.480GHz. <br>Modulation: GFSK <br>Working Voltage: 3.14 ~ 4.2V <br>Working Current: &lt;18mA <br>S / N Ratio: 96dB <br>Channel Separation: 80dB <br>Frequency Response: 20 ~ 20KHz <br>MIC S / N Ratio: 51dB <br>MIC Frequency Response: 100 ~ 8KHz <br>Speaker Impedance: 32ohm. <br>Maximum Output Power: 5.0mW <br>Battery: Built-in rechargeable 3.7V / 330mA lithium battery <br>Music Playing Time: Up to hours <br>Talk Time: Up to 10 hours <br>Standby Time: Up to 180 hours <br>Charge Time: About 3 hours <br>Color: Black <br>Main item size: 18.0 * 16.5 * 6.5cm / 7.08 * 6.49 * 2.55in <br>Main item weight: 125g / 6.78oz? <br>Package size: 24.5 * 20.2 * 8.2cm / 9.64 * 7.95 * 3.22in <br>Package weight: 637g / 22.48oz <br><br><strong>Package Lists:</strong> <br>1 * Bluetooth headphone <br>1 * USB Cable <br>1 * English / Chinese User manual