BlackBerry Bold 9700 Onyx Retractable Home / Travel AC Charger (Black) BlackBerry Bold 9700 Onyx Retractable travel charger takes up minimum space. Very simple to put away and leaves no tangled-up wires. BlackBerry Bold 9700 Onyx Retractable Travel Charger is less than half the size of your palm. The wire is 100% retractable. Folding blades allow this lightweight BlackBerry Bold 9700 Onyx charger to become even more portable for travel