Sennheiser RS 180 Digital Wireless Headphones

Sennheiser RS 180 Digital Wireless Headphones Introduction

Brand new manufacture sealed Box. Connectivity Technology Wireless Model Name RS 180 Form Factor Over Ear About this item Connectivity Technology: Wireless Open circumaural digital wireless headphones with Kleer's uncompressed audio transmission Dynamic headphones with clear and detailed audio reproduction Multi purpose transmitter-also functions as an "easy charge" cradle and docking station Multi receiver transmission up to 4 people and listen from the same source Automatic level control for optimum audio level Open circumaural digital wireless headphones with KLEER uncompressed audio transmission Dynamic headphones with clear and detailed audio reproduction Multi-purpose transmitter also functions as an "easy charge" cradle and docking station Multi-receiver transmission for up to 4 people to listen from the same source Not compatible with Bluetooth technology What's in the Box? Sennheiser HDR 180 headphone, TX 180 transmitter/charging station, multi-country AC wall adapter, detachable audio cable, 1/8" female to RCA male audio adapter, 1/8" female to 1/4" inch male audio adapter, 2 AAA NiMH rechargeable batteries, operating instructions, warranty. Technical Specifications • Carrier frequency: 2.4 - 2.8 GHz (auto selecting) • Range: Up to 320 feet • Operating time: Up to 24 hours per charge • Audio input: 1/8" (3.5 mm) stereo headphone plug (includes 1/4" and RCA adapters) • Transducer type: Open-Aire • Headphone type: Circumaural • Sound pressure level (SPL): 106 dB • Total harmonic distortion (THD): <0.5% a 1 kHz • Signal-to-noise-ratio: 85 dBA (0,5 Vrms, 1 kHz) • Frequency response (headphones): 18 Hz - 21,000 Hz • Impedance: 32 Ohms • Charging time: 4 hours • Battery: 2 x AAA size NiMH rechargeable batteries • Dimensions (transmitter): 4.7" x 4.3" x 9" • Weight (transmitter): 7.6 oz (216g) • Weight (headset): 7.6 oz (216g)