PERI - GoChat - Universal Bluetooth Headset & 2200mAh Power Bank 120 hours talk time when used with the on-board power bank Ability to charge other Micro USB-enabled devices. Micro USB cable included 150 days standby Fully charged headset can be turned on before battery empties 1A output for a quick charge. Intelligent LEDs to indicate pairing, charging and discharge Connects with up to two separate mobile devices perfect for personal and work mobile use