The Green Lion Touch Tone Lite combines beauty and quality. This earphone has a digital display that lets you easily control your music. These earbuds also use active noise cancellation technology, which makes the music you hear sound much better and the call clearer. You can use these earphones for up to 24 hours using the charging case and listen to music within a 25-meter range. The Green Lion Touch Tone Lite is all you need to listen to music and relax. Specification Working Time: 5 Hours (Single Charge), 24 Hours (With Charging Case) Battery: Earphone 2× 30mAh, 300mAh (Case) Frequency: 20Hz to 20kHz Driver: 13mm High-Excursion Input: 5V/0.5A Features 25 Meters Bluetooth Range V5.3 Bluetooth Version IPX5 Waterproof Active Noise Control Built-In Touch Control Display