The turbines developed a total of 40,000 shaft horsepower (30,000 kW) and gave a maximum speed of 36 knots (67 km/h; 41 mph).

The ships carried a maximum of 484 long tons (492 t) of fuel oil that gave them a range of 5,500 nautical miles (10,200 km; 6,300 mi) at 15 knots (28 km/h; 17 mph).

[1] The ships were armed with six 4.7-inch (120 mm) Mark XII guns in twin mounts, two superfiring in front of the bridge and one aft of the superstructure.

[3] On 21 February 1940, in company with sister ship Kimberley and the cruiser Manchester, she captured the German blockade runner SS Wahehe off Iceland.

[4] On 19 December 1941, she was part of British Force K, tasked to intercept an Italian convoy bound for Tripoli when she was irreparably damaged by a newly laid Italian mine whilst attempting to rescue the stricken cruiser Neptune.