1. Application: home, stage, car tweeter DIY 2. Power: 40W 3. Applicable impedance: 4-6 ohms 4. Applicable speakers: all tweeters 5. PCB board is made of fireproof board, with large soldering point and thick copper layer, which makes the board more durable 6. Installation instructions: lead black and red is the input (IN); blue and black is the output (connected to the tweeter) 7. Size: 50 x 25mm 8. Weight: 30g
