Features 1. Power supply: MICRO JACK: 5V/1A 5W 2. FM frequency: 87.5MHz-108MHz 3. DAB+ frequency: 174MHz ~ 240MHz 4. Line out: 3.5mm jack 5. DAB+ wireless receiving sensitivity: - 45dBm ± 2dBm 6. Amplifier output power: 3W PCB size: 72mm*64mm Product dimension(L*W*T)(mm): approx.144mm*84mm*55mm Product weight (kg): approx.216g Packing box size: 20*14*6cm Package weight: 386g