Sennheiser HD1 Wireless Over-Ear Headphones Noise Cancellation Ivory 507391 Sennheiser

Sennheiser HD1 Wireless Over-Ear Headphones Noise Cancellation Ivory 507391

Contents: Come with accessories in retail box.

New Opened Box Condition.

Description

• The ivory HD 1 Wireless Over-Ear Headphones with NoiseGard from Sennheiser are a combination of performance, style, and high-quality materials such as genuine leather earcups and stainless steel sliders. They can be used to listen to music and take calls using Bluetooth 4.0 technology, and are compatible with smartphones, MP3 players, tablets, and other portable devices. Sennheiser NoiseGard technology attenuates ambient noise, while the high-definition aptX codec carves out every aural nuance in detail. Furthermore, the built-in VoiceMax microphone enables you to conduct clear conversations. The built-in rechargeable battery can operate up to 22 hours on a full charge, and charging time is about 3 hours.

Specs

• Impedance: Passive: 28 Ohms, Active: 480 Ohms
• Frequency Response: 16 Hz to 22 kHz
• Total Harmonic Distortion (THD): <0.5%
• Contact Pressure: Approximately 3.6 N
• Frequency Response: Wideband: 100 Hz to 8 kHz, Narrowband: 300 Hz to 3.4 kHz
• Pick-up Pattern: Dual omnidirectional microphone (2-mic beamforming array)
• Sensitivity: -44 dB V/Pa (1 kHz) as per 121 TR 9-5
• Bluetooth Version: Bluetooth 4.0 + EDR
• Supported Profiles: A2DP + AVRCP + HSP + HFP
• Ear Coupling: Circumaural
• Connector: 1/8″ (3.5 mm) angled mini-jack
• Cable Length: 4.6′ (1.4 m)
• Transducer Principle: Dynamic, closed
• Attenuation: Up to 25 dB
• Charging Time: Approximately 3 hours
• Operating Time:. 22 hours (HFP + ANC)
• Codecs: aptX
• Ambient Noise Compensation: NoiseGard, hybrid technology with 4 pick-up microphones

Features

• Bluetooth 4.0 + EDR
• Genuine Leather Earcups
• NoiseGard Attenuates Ambient Noise
• Built-In VoiceMax Microphone
• Built-In Rechargeable Battery