Bring some bling to your father's ear today with the limited-edition, 24-carat gold-plated Jabra JX10 Cara Bluetooth headset. Only 28,000 units of this elegant mobile phone accessory are being released worldwide. The device weighs less than 10 grams and is less than 4cm long, which makes it one of the smallest headsets on the market. Designed for mobile professionals, the JX10 Cara offers 128-bit security encryption to protect sensitive communications. It also has so-called extended synchronous connections technology to ensure privacy in any environment and digital signal processing for enhanced voice quality over Bluetooth audio links. Developed by headset-maker GN in association with Danish design house Jacob Jensen, the gold JX10 Cara costs HK$2,388. A stainless-steel version sells for HK$1,388.