Chord Indigo jumper cables are a reference quality speaker jumper cables, an excellent alternative to lesser quality jumpers for a high quality connection.
These offer better performance than the Signature jumper cables.
Why buy high quality jumper cables like these? Well, most biwireable speakers (those with +/- terminals for both high frequency HF and low frequency LF drivers) include cheap metal links that connect the HF and LF connections together to allow you to us non biwire (standard twin pair) speaker cable. Most links supplied with speakers are not effective in connecting the drivers due to the surface area and metal composition used. In comes a set of high quality jumpers like these that you can use on biwireable speakers along with standard twin speaker cables. You should find low end bass extension is better and the high end crisper.
Terminated with banansas at one end and bananas on the other and supplied as a set of four for a pair of speakers.
banana to banana