Product picture - Anchor Audio GG2-XU4 Go Getter Portable Sound System with Built-In Bluetooth, AIR Wireless Companion Transmitter, and Two Dual-Channel Receivers Anchor, Audio, GG2-XU4, Go, Getter, Portable, Sound, System, with, Built-In, Bluetooth, AIR, Wireless, Companion, Transmitter, Two, Dual-Channel, Receivers Click the image to close this page