Amani ASP BT 5530 is a wireless neckband with A2GP Voice compatible APT-X compatatible, noise reduction echo cancellation, voice activated dialing, text to speech, and many other attractive qualities. It is the wireless 5.0 which has sound streaming from all Smartphone, tablets and televisions. Amani wireless Bluetooth neckband is inbuilt with extra bass, 250 mAH battery, talk time upto 20hrs, music time upto 20hrs, charging time 20mins frequency range 20Hz-20KHz.