Rainbow R9330W headphone R9330W
Rainbow R9330W. Ear coupling: intraaural, Headphone frequency: 20 - 20000 Hz, Headphone sensitivity: 110 dB. Connectivity technology: Wired
Rainbow R9330W. Ear coupling: intraaural, Headphone frequency: 20 - 20000 Hz, Headphone sensitivity: 110 dB. Connectivity technology: Wired