*The diaphragm has been replaced with DR16R2421. The classic model for professional 1" screwdrivers. It is installed in many of the company's 43 series, etc., and it is a driver that is easy to balance even when combined with various woofers and tweeters. The exterior has a small dent on one side of the diaphragm (Ryo Mizusaki)
Maintenance information: 2025.3.30 storefront operation confirmed
Accessories: none
Main specifications: 1 inch driver throat diameter 25 mm 16 ohms (measured 10/12 ohms) 118 dB frequency characteristics 800 Hz to 20 kHz crossover frequency 500 Hz or more 5.1 kg