Note:If you choose "white" or "black"， does not include retail packaging. If you choose "white with package" or "blackwith packag"It is including retail packaging If you are looking for a stylish and multifunctional Bluetooth headset， the over-the-head Bluetooth 4.1 Wireless Stereo Headset is the best one for you， and it is specially designed for an active lifestyle and combines the stylish design and reliable wireless Bluetooth technology in the ideal mini size units. It's completely accord with the requirement of fashionable life and gives you the convenient wireless way to enjoy the wonderful music. And， the headphones has built-in high-performance Microphone & Speaker which have noise reduction technology， offering the wonderful music and clear call communication. You just need to simply pair the headset with your Bluetooth-enabled devices (such as， mobile phone， Tablet， etc.) to enjoy the wonderful music and the convenience of hands-free call. Moreover， don��t worry， if your music players (such as， MP3 / MP4， etc) have no Bluetooth function， you can connect the music players to the headset via the included 3.5mm audio cable to enjoy your favorite music The leatherette ear cushion can greatly insulate the sounds around you， so you can hear your call clearly. The over-the-head styling is stable， lightweight and comfortable. Features: With Unique appearance， folding design， 2 in 1 Multifunctional Speaker: Wireless Stereo Bluetooth + Wired connection Headset. Bluetooth 4.1 technology， strengthen the data transmission (transmits data at high speed)， more stable signal (and bring you smooth music experience). Acoustic echo cancellation and noise reduction reduce ambient noise while speaking and listening. Ultra-low Power Consumption: Offers you 40 hours of music time， 45 hours of talk time， and 1625 hours (approximately 67 days) of standby time. Compatible with almost all Bluetooth-enabled mobile devices such as， for iPhone6 6Plus 5S， for Samsung S5 S4 S3/Note 4 3 2， for HTC One， Tablet PC， Laptop， etc. 3.5mm audio jack， provides a simple wired connection of a variety of music players (Such as， MP3 / MP4， etc) without Bluetooth function. Iconic Powerful Bass Resonance:57mm ultra-large dynamic drivers， and Bluedio's iconic surging low-frequency shock let you feel deep bass resonance for superior sound quality. Supports hands-free function， conveniently answer incoming call. Never miss a call when you're enjoying music. Also supports voice prompt (incorporate 4 languages voice prompt: Chinese， English， French， Spanish). Easily control playing / pausing， adjusting the volume， previous/next songs， answering / rejecting / ending an incoming call and redialing the last number. Comfort: Custom fit supra-aural soft earmuffs and artificial protein leather of earmuffs simulated to human skin texture ensure long-lasting comfort. And， the earmuffs can greatly insulate the sounds around you， so you can hear your call clearly. The included 3.5mm audio jack can connect with music players via the included audio cable. Included micro USB charge cable makes it easy to replenish the battery's power. Customized function: Audio Sharing allows you to connect to another headset via an audio cable， and share music with your friends (It is recommended that headphones with impedance of 32�� or higher be used). Simultaneously connect two Bluetooth devices， connect with your phone and tablet seamlessly， and listen to music as you want! Specifications: Drivers: 57mm speaker * 2 Transducer type: dynamic Bluetooth version: V4.1 Frequency range: 2.4GHz-2.48GHz Operating distance: up to 10m (free space) Bluetooth profiles: A2DP AVRCP HSP HFP Impedance: 16�� Frequency response: 20Hz-20kHz Sensitivity: 110dB Distortion:<0.1%(THD) Music playtime: up to 40 hours Talk time: up to 45 hours Standby time: up to 1625 hours Charging time: about 2 hours Operational temperature: -10 to 50°C Colo