Model: KDR-728 Radio format support: DAB/DAB+ and FM transmitter DAB+ frequency: Band III (174 – 240 MHz) with DAB to DAB service following FM transmission frequency: 87.6—107.9MHz Bluetooth: Version 4.0 Speaker phone output: 0.5W, 8Ω Aux Jack: 3.5mm stereo jacks for Line In and Line Out Power output : 5V, 1A USB socket (charging for iPad2/iPhone/Android Phone etc. ) Power Source: Car Cigar-lighter Socket (10V- 30V) Dimension: 109x 68 x 32 mm Net weight: 138g ( approx.)