1. Dual high-level input and output, stereo conduction, level output fine-tuning 2. Use: for no low-frequency (RCA) output host (eg: cassette player / card machine / CD / VCD / DVD, etc.) will be the speaker output high-frequency conversion to low-frequency (RCA) output, used as a power amplifier or subwoofer signal input to connect the car 3. Material: plastic 4. Voltage: 12V 5. Power: 50W 6. Signal-to-noise ratio: 60dB 7. Frequency response: 30Hz-15KHz 8. Applicable models: universal 9. Size: about 5.5 x 3.5 x 3cm 10. Weight: about 50g
