Weight: 33.4 g Dimension: 8.5 x 3.7 x 4.1 cm Frequency range: 87.5 – 108.0 MHZ Frequency Stability: +-10ppml Input: 12-24V USB Stick: up to 32GB Micro SD Card: up to 32GB Music Format: MP3, WMA InPut: AC 110 – 240V 50/60Hz 0.8A OutPut: DC 5V – 8A(Max), 5USB (2.4A)