Product Dimensions: 7.09x3.78x1.18 inch Highlights: 1.Crystal Clear Sound Details: *Features*:** Crystal Clear Sound*:Wireless V4.1 technology and dual drivers can produce crisp and high-quality audio. Simultaneously connect with 2 mobile devices with high quality and high speed signal transmitting. ** Hands-Free &amp; Noise Reduction Calling*:Headset comes with built-in high sensitive microphone and allows auto switching between music and calls. It supports to receive the calling number report. Adopt high-sensitive CVC6.0 noise cancellation microphone to reduce ambient noise,grasp the details of voice. ** Convenient Neckband &amp; Magnetic Design*:The neck-behind wearing style provides a comfortable fit. The built-in magnet attracts the earplugs firmly when you don&#8217;t need them,thoroughly eliminating the burden on ears and giving you a convenient storage way to carry around. ** Easy Operation &amp; Snugly Fit*:The wireless headset is easy to control with the three buttons and voice prompt. Equipped with two extra silicone ear-tips of different sizes,you can find your personal fit for comfortable and stable long term wearing. It also includes a pair of ear hook for more stable wearing when workout. **4-6Hrs Runtime*:Inbuilt with 100mAh rechargeable battery and equipped with USB charging cable,3-5Hrs unstoppable music or 4-6Hrs calling time with only 2Hrs fully charged. It is sweat-proof to protect our headsets from corrosion. Suitable for music and sport lovers.*Specifications*:Product Type: Wireless Sports Stereo Earbuds Color: Black &amp; Red Transmitting Power: Class 2 Wireless Name: GPCT670 Profiles Supported: HSP, HFP, A2DP, AVRCP Transmission Distance: 10m/32 feet Output Power: 3.5-5mw Sensitivity: 103&plusmn;3db Impedance: 16&Omega; Play Time: 3-5 hours Talk Time: 4-6 hours Standby Time: 60 hours Charging Time: 1.5 hour Frequency Response: 22Hz-22KHz Battery: Rechargeable 3.7V 55mAh li-polymer battery Charging Voltage: DC 5V 100mAh Noise Reduction: CVC 6.0 Cable Length: 63cm/2ft Net Weight: 14g/0.49oz *Package Lists*:1 &times; Wireless Stereo Sport Earphones 1 &times; USB Charging Cable 1 &times; Pair of Small Silicone Eartips 1 &times; Pair of Large Silicone Eartips 1 &times; Pair of Ear Hang 1 &times; Cable Adjuster 1 &times; Cable Clip 1 &times; User Manual

Wireless Headsets In-Ear Neckband Headphones Sweat-proof Sport Earbuds w/ Call Alert Number Broadcast