Sennheiser HDR-180 Wireless Headphone Receiver

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• Other Wireless Headphones by Sennheiser

A perfect addition to the existing Sennheiser RS180 wireless headphone system. Add up to 3 extra HDR180 headphones to share the fun!

• Open, circum-aural digital wireless headphones with Kleer's uncompressed audio transmission
• Dynamic Transducer systems with powerful neodymium magnets for clear and detailed audio reproduction
• Automatic level control for optimum audio levels
• Balance control for right/left volume adjustment
• Ergonomic and adjustable headband for an excellent and secure fit
• Extremely comfortable velour earpads and headband cushions
• No set-up required - Just plug and play
• Carrier frequencies 2.4 - 2.48 GHz
• Range approx. 328.08ft. in the open area
• Audio Input 3.5 mm Stereo
• Audio Output RCA
• Power consumption < 0.5 W
• Power Supply 5 V DC, 500 mA
• Signal-to-noise ratio 85 dBA (0.5 Vrms, 1kHz) 85 dBA (0.5 Vrms, 1kHz)
• Ear coupling circumaural
• Sound pressure level (SPL) 110 dB
• THD, total harmonic Distortion <0.5 % a 1 kHz, 100 dB SPL
• Frequency response 18 Hz - 21,000 Hz
• Impedance 32 Ohms
• Power supply 2 NiMH-Akkus Typ AAA, 1,2 V, 600 mAh
• Operating time up to 24 hours per full charge