Bullets Weatherproof Wireless Accessory Speakers
Grace Digital Mini-Bullets Weatherproof Wireless Accessory Speakers: 3-watt RMS output per speakers with Double Bass Boost (DBB);Add up to 4 extra WPBULLETW-A speakers per transmitter (sold separately); Audio input RCA and 3.5mm jack on transmitter; LED power indicator on transmitter and speakers.
