OMNIA J44A 7 DJ IMP SD LOGO WHT is a cartridge with original JICO headshell. Just replace your record player headshell and youre ready to go. The cartridge is suitable for DJ play. Rich musical and dynamic sound. The powerful bass not found in the J44D produces a solid core sound. The same specification as the M44-7 and is also compatible with SHURE record needle N44-7. Product Specifications: Cartridge: J44A 7 Record Needle: N44-7 DJ IMP SD, Headshell: LOGO HEADSHELL WHT Playback Frequency Range: 20Hz - 20kHz Output Voltage: 5.0mV - 8mV Load Resistance: 47kΩ DC Resistance: Approx. 800Ω Compliance: L8.5 / V7.8 Channel Balance: 1 Below .5 Channel Separation: 20db Tone Arm Mount: 1/2" Standard Mount Cart Type: MM Cantilever: JICO Type S Tip Shape: Synthetic Diamond Needle Tip Size: 0.7 mil Needle Pressure: 3.5 - 4.5 g Uses: DJ Weight: Approx. 0.4 oz (13 g).