Ferrari Scuderia - unique HD audio Bluetooth earphones designed for intelligent noise reduction and the highest sound quality. Wireless earphones are the perfect accessory for every audiophile and athlete. The lack of a cable means that the user can simultaneously listen to music and perform almost any activity, such as training, without restricting movement. The 3-button remote with microphone is used for volume, music and call control. Intelligent noise reduction system reduces background noise for crystal clear sound. The built-in magnet that connects the earphones makes them easy to store and prevents them from tangling. Specification: Bluetooth version: V4.1 Built-in battery: 55 mAh Standby time: 200 h Talk time: 6 h Music time: 4 h Charging time: 1 h Transmission range: 8 m Dynamics: 90dB +/- 3dB Impedance: 16 Ohm +/- 15% Frequency: 20-20,000 Hz