Oct 7 1989 Scosche Rhythm Speed/Cadence Sensor Bluetooth for Bicycle $14.99 Amazon.com Posted on October 7, 1989 by DealFinder Rating: 0 Posted By: jlake Views: 5 Replies: 0 Amazon has these Bluetooth cadence/speedometers that transmit data to your Bluetooth Smart phone for $ 14.99. Similar name brands are usually about $ 60. I bought two extras for older bikes I’m trying to sell, just to up the cool factor. http://www.amazon.com/dp/B00AHDXP66/ref=sr_ph?ie=UTF8&qid=143568… Sold by Park Deals and fulfilled by Amazon Bicycle Deals Amazon Coupons Fatwallet.com Hot Deals