Hi Customeer Officer / Incharge Sales - service Two days beofre purchsed your device model XL-390 telephone syste, from Mustafa - singapore. After followed up the manual requirements charged fmorethan 8 hrs and putin to use. there is atrouble of cherge being very less every time inspeite of being under charge continuosly. my email : madhav.viji@gmail.com Please reply what to do next as we are not able to use the device. Regards, Madhavan/ +65 91050826