Blue Diamond Speaker Jumpers Manufacturer: Tellurium Q SKU: SC-BDI-J Β£200.00 Qty: Add to cart Ship to Select country United Kingdom of Great Britain and Northern Ireland * Other * Shipping Method Name Estimated Delivery Price No shipping options Apply Custom wishlist OK Add to wishlist Add to compare list Tellurium Blue Diamond (formerly known as Green) is the companion cable to Tellurium Ultra Black and is probably more suitable for slightly bright systems as they have a very slight βmellowingβ effect. This can be particularly beneficial with class D and T amplifiers.