Yamaha YITW10 Wireless Transmitter for iPod employs the Yamaha y Aired technology to establish a wireless connection with another Yamaha product that supports y Aired & enables playback of the iPod or iPhone on your Yamaha product. Wireless transmitter designed for iPhone or iPod products Uses y Aired technology to establish a wireless connection Made for iPod Works with iPhone Charging cradle can be used for charging the iPod or iPhone Included items: Transmitter (PDX-50TX) Charging cradle (PDX-50BC) & AC adapter Supported iPhones: iPhone iPhone 3G iPhone 3GSSupported iPods iPod (5th generation) iPod classic iPod nano iPod touch Power supply: AC 120 V 60 Hz Power consumption 4 WPower consumption without connecting iPod/iPhone less than 1 WTransmission range Approx. 20 m (66 ft) (without interference) Dimensions: 22 x 45 x 81 mm (H x W x D)