MX666 Wireless Bluetooth Headphone brings you perfect music enjoyment. With CVC Noise Cancellation and high-quality microphone、 the headset presents the purest sound quality for clear communication and high definition music. And the multi-functional headphone supportsFM radio、 TF card playing. Much more details brings much convenient to people in different occasion like traveling、 hiking、 sporting or home use、 etc.<br><br>MX666 Features:<br>[Bluetooth 4.0]<br>Stable Bluetooth 4.0 chip brings you stable signal and fast transmission. At the same time、 it can save your phone more power. It&#39;s perfectly compatible with 99% Bluetooth-enabled devices、 for example、 for iPhone SE、 6s Plus、 for Samsung Galaxy S5 S4 S3 / Note 4 3 2、 for HTC One、 Tablet PC、 Laptop、 etc.<br>[Perfect Sound Quality with CVC Noise Cancellation]<br>Built-in high-performance microphone and 40MM diameter speaker、 it offers outstanding sound quality withAPT-X technologywhich transfers APE FLAC music. What&#39;s more、 CVC Noise Cancellation shield the noise which presents the purest sound quality for clear communication of hands-free calls and high definition music.<br>[Endurance Time]<br>With built-in rechargeable polymer 300MA battery、 it provides about 10 hours of continuous talking time、 6-8 hours of music time and up to 240 hours of standby time.<br>[Multi-functional Headphone]<br>It supports FM、 you can adjust frequency as you like and it also supports TF Card and MP3 / 4 playing.<br>[Portable and Convenient Design]<br>High ventilated and pressure defense headband gives you comfort for long-time wearing and protein leather relief your ear from clamping. Adjustable headband length can adjust suitable length as your head size.<br><br>MX666 Specification:<br>Model: MX666<br>Bluetooth Version: Bluetooth version V4.0 + EDR<br>Transmission Power: Class 2<br>Wireless Frequency: 2.4-2.48GHz<br>Transmission Distance: 10m<br>Frequency Response: 20-20KHz<br>Microphone Sensitivity: 105+-3db<br>Impedance: 32ohm<br>Speaker: 40MM<br>Talking time: 10h<br>Music Time: 6-8 h<br>Standby Time: 240h <br>Battery: 300MA<br>Voltage: DC 3.7V<br>Color: White、 Blue + Black、 Yellow +Black、 Red +Black (Optional)<br>Item Size: Approx. 17.5 * 16.5 * 9cm / 6.89 * 6.50 * 3.54in<br>Item Weight: Approx. 196g / 6.92oz<br>Package Size: Approx. 21 * 18.7 * 9.2cm / 8.27 * 7.36 * 3.62in<br>Package Weight: Approx. 405g / 14.28oz<br><br>MX666 Package List:<br>1 * Bluetooth Headset<br>1 * USB Cable<br>1 * User Manual (English)<br><br><br><br><br><br><br><br><br>