Plug in silver Headshell with cartridge and stylus with gold plated connections United States (tracked) delivery - typically 3-4 days plus however long USPS takes M27BS plus diamond needle Fits: Rotel RP 3000, RP 1300, RP 1100, RP 1100Q Complete Plug in unit Type: Moving magnetic cartridge with diamond stylus needle Model: M27BS Excellent sound quality and strong tracking ability; Output voltage (at 1k Hz, 5 cm/sec): 5.5 mV - 3dB; Channel balance (at 1kHz): below 1 dB; Channel separation (at 1kHz): more than 15 dB; Frequency response: 20 ~ 20k Hz; Tracking force: 3.0g (2.5 ~ 3.5g); Stylus Tip: stereo spherical diamond tip