• Calus Air P5 earbuds offer 360° Hi-Fi surround sound for immersive audio. • Bluetooth V5.1 ensures a stable and fast connection with your device. • Up to 4-5 hours of playtime on a single charge, ideal for workouts or commutes. • Touch sensor allows easy control of music and calls. • Standby time of up to 72 hours ensures the earbuds are ready when you need them. • Charging time of 1 hour provides a quick turnaround for continued use. • Compact charging case with 250mAh capacity extends the total playtime. • 30mAh battery capacity in each earpiece provides sufficient power for listening.