Shure SB903 Lithium-ion Battery For SLX-D Wireless Transmitters microphone arm it features a square design

it features a square design with an overall width of 11 7/16 inches (290 millimeters)

In the battle mixer's center

highly intelligible vocal reproduction

Once configured

Shure SB903 Lithium-ion Battery For SLX-D Wireless Transmitters microphone arm it features a square designThe Shure SB903 is a rechargeable lithium ion battery designed specifically for Shure SLX D Digital Wireless handheld and bodypack transmitters. It delivers dependable long lasting power while enabling the advanced battery monitoring features available within the SLX D wireless platform. Providing up to 8 hours of continuous operation, the SB903 is ideal for live performances, broadcast productions, corporate events, houses of worship, educational