JetBlack Heart Rate Monitor – soft strap – dual band (Bluetooth/ANT+). Connect to your favourite fitness app or device with the JetBlack Heart Rate Monitor. Featuring an advanced dual band wireless chip it allows connection with both Bluetooth Smart and ANT+TM devices. It is compatible with most apps, smartphones, watches and cycle computers. The Heart Rate Monitor comes with a comfortable and universal fit soft strap. Get in the zone and start training smarter with the JetBlack Heart Rate Monitor.