Home Speakers & Audio Monster Superstar S310 16W Waterproof Bluetooth 5.0 Wireless Speaker $30 Speakers & Audio Monster Superstar S310 16W Waterproof Bluetooth 5.0 Wireless Speaker $30 By ARCOM - 9 November 2020 83 0 SHARE Facebook Twitter Go to the deal page: Monster Superstar S310 16W Waterproof Bluetooth 5.0 Wireless Speaker $30