Modulation MSK Digital Carrier frequencies 2.4 – 2.48 GHz Range approx. 20 m in the open area Operating temperature 0 °C to 40 °C / 32 °F to 104 °F 32 °F to 104 °F Transmitter Audio input 3.5 mm stereo Power consumption < 0.3 W Power supply 1) 5 V DC , 500 mA Power supply 2) 2 Alkali-Akkus Typ AA (1,5 V) Signal-to-noise ratio 85 dBA (0.5 Vrms, 1kHz) Operating time approx. 24 hours Weight approx. 226 g (without batteries) Dimensions 8,7 cm x 9,7 cm x 2,7 cm Headphone Transducer principle closed, dynamic Ear coupling circumaural Sound pressure level (SPL) 106 dB THD, total harmonic distortion <0.5 % (1 kHz, 100 dB SPL) Frequency response 18 Hz – 21,000 Hz Impedance 32 ? Charging time approx. 16 hours Power supply 2 NiMH-Akkus Typ AAA, 1,2 V, 600 mAh Operating time approx. 24 hours Weight approx. 226 g (without batteries)
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