OMNIA J44A 7 IMP SD LOGO BLU is a cartridge with original JICO headshell. Just replace your record player headshell and youre ready to go. 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 IMP SD, Headshell: LOGO HEADSHELL BLU; Playback Frequency Range: 20Hz - 20kHz; Output Voltage: 5.0mV - 8mV; Load Resistance: 47kΩ; DC Resistance: Approx. 800Ω; Compliance: L8.5 Channel; V7.8 Channel; Balance: 1.5 Below Channel Separation: 20db Tone Arm Mount: 1/2" Standard Mount Cart Type: MM Cantilever: JICO Type S Tip Shape: Synthetic Diamond Round Needle Tip Size: 0.7 mil Needle Pressure: 1.5 - 3.0 g Uses: Listening Weight: Approx. 0.5 oz (13 g)