The radius w300 is a stylish and practical cordless dect headset that comes with a variety of convenient sure fit wearing styles the radius w300 dect cordless headset offers full handsfree productivity with a range of upto 130 metres and between 7 to 9 hours of talktimefurther features of the radius w300 cordless dect headset include standby time of upto 120 hours headset battery life indicator quick 35 minute half battery power recharge quick 75 minute full battery power recharge