The iBlu Buds Bluetooth Earbuds with Microphone offer modern and discreet Bluetooth earbuds that are truly wireless. Easily connect to your mobile device via Bluetooth and comfortably listen for up to 3 hours before needing to recharge using the laser engraved case. Features include a range of up to 32 feet (10 meters), a built-in microphone for taking calls, play/pause controls, and a charging station case with a built-in 450mAh battery (with enough power to provide 2 full charges to the earbuds, before needing to be connected to an external power source).