Harman/Kardon Control 2.4G

Control 2.4G - 2.4GHz, 2 x 15W, 50Hz – 20kHz, 21m The JBL® On Air Control® 2.4G includes a pair of compact two-way loudspeakers incorporating a wireless transceiver and amplifier and a transmitter/receiver module.
The system is ideal for a host of wireless speaker applications, including as the surround channels in a multichannel home theater; as a second-room music system; and as a high-quality wireless speaker system for laptop and desktop computers, iPod and other digital music players, DVD/CD players and other devices.