ENGLISH » @ ‘Three EQ effects switching: Tap o Switch three equalizer audio How to Usa 7. USB-A Power Bank Function Lear & Maintenance ‘which the receiver is contact. ':gunky J‘L’. purdfldngm‘s Smartphone Mm Prn' Speaker. ‘effects among Deep Bass, Vocal and 30 In tum. 1.Tum On/off This speaker carrels a USE charge out function that will automatically Do not use any form of detergents or cleaning material to clean tha e-Consutt the dealer or an experienced radio/TV technician for help.