BE A PART OF THE MILLIONS OF TRUSTED ICLEVER USERS AROUND THE WORLD</br>CRYSTAL CLEAR SOUND QUALITY: CSR Bluetooth 4.1 chipset and Apt-X technology to ensure higher sound quality with no transmission delays. Top-notch noise reduction technology. Built-in Microphone</br>ERGONOMIC & DURABLE DESIGN: tangle free comfort all day long. Pairs 2 devices simultaneously. Feather light headphones weighing 0.58oz</br>7 HOUR BATTERY LIFE: up to 7h music playback / 5h conversation per full charge</br>RELIABLE AND FRIENDLY CUSTOMER SERVICE: ready to respond within a 24 hour time frame. 30-Day Money Back Guarantee?? 18 Month Replacement Warranty and Lifetime Support Guarantee</br></br>Product Description</br></br>iClever?? - Ever Clever     Apt-X Technology   - Apt-X technology to ensure higher sound quality with no transmission delays.     Superb Sound Qualtiy   - CVC 6.0 noise-cancelling technology reduces background noise to ensure clear conversation.   - Top-notch microphone delivers crystal clear hands-free phone call .     Lightweight   - Feather light headphones weighing 0.58oz around-the-neck design?? extremely snug and tangle free?? perfect for workouts.     Specifications:   - Bluetooth version: Bluetooth 4.1+EDR   - Bluetooth profile: HFP 1.6?? HSP 1.2?? AVRCP 1.4?? A2DP 1.2   - Operating distance: 32.8ft(10m)   - Noise reduction: CVC 6.0   - Standby time: about 175 hours   - Music playback/conversation time: about 7h