Shure AXT920 Wireless Battery for SM58 US - Used Ready to Go it reduces the level by

it reduces the level by 26dB

Power Rating:1000 W Peak

with NEMA 15 plug

12-volt transformer with power cord is included

(3) MC1 mic clips

Shure AXT920 Wireless Battery for SM58 US - Used Ready to Go it reduces the level byShure AXT920 Wireless Battery for SM58 Axient handheld rechargeable battery offers a highly efficient, environmentally conscious option for charging Axient handheld transmitters. Features include up to 10 hours of run time and zero memory effect. Features: Advanced lithium ion batteries provide reliable, rechargeable power with up to 10 hours of run time. Real time metering reports remaining battery power in hours and minutes to receivers and WWB6, to