Check the listing for details. 2 OR 4 Elastic Conductive Bands Electro Tens E-stim Set 2.35, 2.5 or 3.5mm Cable. Color: Blue, Condition: New. Listed at 14.49 USD. 2 or 4 Elastic Conductive Bands with your choice of 2.35mm, 2.5mm or 3.5mm DC Jack cable. PLEASE NOTE: BAND COLORS MAY VARY DEPENDING ON STOCK - BLACK or BLUE KEEP IN MIND THE FOLLOWING WHEN CHOOSING CABLE SIZE. - SELECT THE CABLE THAT FITS! 2.35mm Shielded Cable Is Perfect For TENS 2500, 3000, 7000, INTENSITY 10 + OTHERS2.5mm Is a Mini DC Jack Cable3.5mm Is a Standard Phone Jack Size Cable THIS IS AN ADD-ON ITEM YOU MUST HAVE A TENS CONTROL UNIT FOR THIS ITEM TO WORK.Discreet Shipping in padded envelope or white box, and since this is a private listing, you will remain anonymous to other eBay users.2 or 4 Elastic Conductive Bands with your choice of 2.35mm, 2.5mm or 3.5mm DC Jack cable. PLEASE NOTE: BAND COLORS MAY VARY DEPENDING ON STOCK - BLACK or BLUE KEEP IN MIND THE FOLLOWING WHEN CHOOSING CABLE SIZE. - SELECT THE CABLE THAT FITS! 2.35mm Shielded Cable Is Perfect For TENS 2500, 3000, 7000, INTENSITY 10 + OTHERS2.5mm Is a Mini DC Jack Cable3.5mm Is a Standard Phone Jack Size Cable THIS IS AN ADD-ON ITEM YOU MUST HAVE A TENS CONTROL UNIT FOR THIS ITEM TO WORK.Discreet Shipping in padded envelope or white box, and since this is a private listing, you will remain anonymous to other eBay users.