Details, the stylus is made of imported high-quality transparent diamond needle tip. This is an Part Number improved replacement cartridge for export, not the imported cartridge. Applicable machines:for Philips 1210, 1410, 1551, 421, 614, 807, 811, 814, 851, 901, 943, AA T970, AF 887, AF 963, B14, GP215 (Plug-in Cartridge)421, 807, 811, 814, AAT970, AF100, AF180, AF270, AF380, AF381, AF400, AF461, AF471, AF563, AF571, AF574, AH901, AH902, AH963, AH970, AH972, AH990, AH993, B14, F1040, F1042, F1131, F1141, F1210, F1231, F1340, F1353, F1551, F1410, GA160, GA308, GF133, GF614, GF827, GF851. Applicable cartridges and styluses: for Diplomat JUKEBOX Grundig 61GB for Norelco 1210 , 1410 , 1551 , 421 , 614 , 65 , 807 , 811 , 814 , 851 , 901 , 943 , AAT970, AF887, AF963, AH900, B14, GP214 (Plug-in Cartridge), GP215 (Plug-in Cartridge) for Philips 65, AAT970, AF887, AF963, AH900, GP214, GP215, GP215 (Plug-in Cartridge) ), GP215 (Plug-in Cartridge), GP315, Stereo 200, 22AF200, 661, AG-3306, 3310, AG-3224, 3228, 3302 Output voltage (1kHz, 3.54cm/sec): 200mV~400mV; Channel balance (at 1kHz): less than 2dB; Channel separation (at 1kHz): greater than 10dB; Needle pressure 1: 5.0g (4~6g); Colour:Black Material:ABS Package Contents: 1 x Cartridge Needle for Philips GP315 Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.