1. Compatible with Senhai HD25-sp / HD222 / HD224 / HD230 / HD250 / HD250 Linear II / HD414 / HD414SL / HD420 / HD420SL / HD425 / HD430 / HD440 II / HD442 II / HD450 II / HD480 Classic / HD 480 CL-II /HD480II/HD490II/HD520/HD520II/HD530/HD530II/HD540/HD540II/HD560/HD560II 2. Oxygen-free copper wire, anti-interference, strong transmission signal 3. Long on the left and short on the right. The long line should be bypassed from the head beam 4. Thick wire diameter, strong and durable 5. Wire core material: bare copper wire 6. Wire material: oxygen-free copper 7. Length: left long and right short: 2 meters, equal length on both sides: 2.5 meters 8. Weight: about 37g
