Zoom LBC-1 Lithium Battery Charger for Zoom BT-02 and BT-03 Ukulele Strings As the input signal is

As the input signal is received

and comes set up with D'Addario Prelude strings

Turbosound iQ10

Due to the switchable pre-attenuation of 15 dB it provides excellent performance at high sound pressure levels

Zoom LBC-1 Lithium Battery Charger for Zoom BT-02 and BT-03 Ukulele Strings As the input signal isThe LBC 1 is a recharger for the Q8 lithium ion battery (ZOOM BT 03) and the Q4 lithium ion battery (ZOOM BT 02). By using USB bus power from a computer or optional AD 17 AC adapter, you can repeatedly recharge your BT 02 BT 03 batteries. Charges both Zoom BT 03 for Q8, and BT 02 for Q4 Compatible with USB bus power or AD 17 AC adapter (sold separately) Built in light turns red when charging, and green when complete