Key features

• •Dual Drivers Earbuds:HARP ULTRA wireless headphones uses two strongest drive units in each year, equipped with high-performance dynamic drive system to provide CD-like high-fidelity sound quality. ULTRA high definition headphones have a high level of sound isolation for immersive audio with extended bass response.
• •Built-in Magnet, wear around your neck like a necklace by attaching the two headphones together when not using. HARP ULTRA dual battery design, long life of uptp 10 hours of premium quality play time (fully charged in around 1.5 hours), up to 240 hours standby time. When connected with an iPhone, it can display Bluetooth Earphone battery in IOS system.
• •Latest Bluetooth 4.1 pairing with smartphones instantly. Bluetooth allows two connected devices simultaneously and automatically connects after being paired successfully once. ULTRA is universally compatible with iPhone, iPad, Android and other devices
• •CVC 6.0 smart Noise Cancellation technology reduces outside noises, enable clearer microphone sound when talking to your family or friends; you get high quality, hands-free wherever you are.
• •Expertly tuned by HARP Audio Engineers, 6mm driver, 95db high sensitivity, Super bass, clear high frequency, HD music quality. Bilateral surround cavity structure give double ear 360°surround stereo sound effect. Ergonomic design of nozzle to fit any human ear contour line's shark fin ear hook, snug and secure, makes sure the headset fits steadily and your music stays smooth when you are running, cycling, exercising and doing other activities.
• •Bluetooth: CSR Bluetooth 4.1v
• •Driver unit: Φ6mm
• •Impedance: 16Ω
• •Frequency response (Hz): 20Hz to 20KHz
• •Sensitivity: 95dB
• •Built in mic: Yes
• •Headphone size: length: 23.6mm, width: 16.5mm, height: 16.5mm
• •Button function: play,pause,stop,previous,next song
• •Headphones charging time: 1.5 Hrs
• •Battery specifications: LiPo battery, 65mAh (each)
• •Standby: 240hrs
• •Music: 10 hrs
• •Talk: 12 hrs
• •Communication distance: 10m
• •CVC 6.0 Noise Reduction
• •Line length: 60cm