This is SHURE Wireless Microphone system the PGX 242 but this type is designed to use 9V battery instead of finger battery, it lasts more longer and has more power than the other one that is using finger battery. The Soun is very loud and distortion. The model number is PGX 242-9V.
Product name - SHURE PGX 242 9v
Type - 2 handheld wireless microphones
Band - UHF high band
Specification -lead and Backup.
Battery type - 9V
Model number - PGX 242-9v