Sony MDR-RF865RK
| General Data | Driver unit Microphone Magnet Diaphragm Frequency Sensitivity Usage time Impedance Cord type Beat control Plug Weight (g) Color | 40 mm dynamic Neodymium LUMIRROR 5-40,000 Hz (Power On) (Wired) 40 ohm Stereo mini-jack, stereo RCA Headband, Over-Ear Stereo mini-jack, stereo RCA 320 g Black, gray, green |
| Features | Charge time Volume control | Wireless closed type headphones, with up to 100m range Noise reduction system reproduces a clearer sound 40mm driver unit delivers a wide frequency range Built-in automatic tuning for high quality transmission Listen for longer with up to 25 hours battery life |