How much does this cost to the nearest dollar?

Waist-Band Portable PA System with a Headset Microphone
The is a waist-band PA amplifier. Two 3.5mm jacks are provided, one to be used as the headset microphone input and the other as the AUX audio input. A control knob is provided to be used as an On/Off switch and an output sound level control. Application School Teacher, Church, Hotel Conference Room, Aerobics Instructor, Sport Coach, Auction, Guitar Player, Musician, Any Small Meeting Room, and Voice-Impaired Sound Reinforcement Tool. Power source 1.5VDC X 8, 8-AA Batteries Output Power 7 W A carrying bag is supplied for portability and storage. Application School Teacher, Church, Hotel Conference Room, Aerobics Instructor

Price is $31.00
Price: $30.78