Get in the spirit with the unique sound quality of Aztech PHON STUDIO ABT100M. The rechargeable, high capacity 6600mAh battery of this device can provide up to 10 hours of continuous playing which means better user experience for you. Powerful BassSpeakerphone with high sensitivity microphone6600mAh built-in battery which can serves as a powerbank10 Hours Battery LifeAUX SupportHands-Free CallPhotoresistor sensors within top panelNFC One-Tap Connectivity