Single-battery powering available in up to seven channels (maximum number of channel depends on local frequency plans).

High Definition Audio Performance technology ensures the legendary, realistic AKG sound and perfect audio transmission.

Transmitter operates for at least 30 hours off a single AA size battery, saving cost, maximizing dependability, and minimizing onstage stress.

AKG PT40 PRO - Bodypack transmitter for use with DUAL and PRO systems
accessories included are: AA battery, labeling sheet.