&lt;P&gt;The Wb-2000-2 (Containing 2 Pieces) Is An Aa Nickel-Metal Hydride (Ni-Mh) Rechargeable Battery Pack Designed For Exclusive Use With The Wm-5225 And Wm-5265 Wireless Microphones Wm-5325 Wireless Transmitter And Wt-5100 Portable Receiver&lt;/P&gt;&lt;Table Class=Features&gt;&lt;Thead&gt;&lt;Tr&gt;&lt;Th Colspan=2&gt;Features&lt;/Th&gt;&lt;/Tr&gt;&lt;/Thead&gt;&lt;Tbody&gt;&lt;Tr&gt;&lt;Td Class=Feature&gt;Type&lt;/Td&gt;&lt;Td&gt;Battery  &lt;/Td&gt;&lt;/Tr&gt;&lt;/Tbody&gt;&lt;/Table&gt;