Type: combined; Cabling: unilateral; Cable length/radius: 10 ;m; Weight: 210 ;y; Design: overhead, closed; Type emitters: dynamic; Speaker diameter: 40 ;mm; Nominal impedance: 36 ;Om; Frequency range: 5 – 40000 ;Hz; Sensitivity: 100 ;dB; Microphone: +; Adjusting the volume: +; The NFC chip: +; Detachable cable: +; Connectivity options: Plug 3.5 mm (mini-Jack) Bluetooth / version 3.0 + EDR / ; Battery type: battery; Cable type: round; ...