Casque Bose 890101-0400

The Bose 890101-0400 headset is a wireless over-ear headphone designed for calls and music. It combines circumaural ear cups and a head-band wearing style to provide comfortable contact and passive isolation during extended use. The model comes in a black and gold finish and supports Bluetooth wireless connectivity up to approximately 10 metres, while weighing about 0.481 kg for a balance of portability and stability.

Advantages

This headset offers wireless Bluetooth operation for cable-free use and integrated microphone capability for calls. The circumaural ear coupling and padded head-band deliver comfortable fit and even pressure distribution. The black and gold design gives a refined appearance suitable for both work and leisure environments. Lightweight construction and a moderate wireless range make it convenient for everyday indoor and mobile use.

Suitable for

• Voice and video calls in office or home settings
• Listening to music and podcasts during travel or at a desk
• Extended wear where comfort and passive isolation are important
• Users seeking a stylish black and gold wireless headset

Key specifications

• Ear coupling: circumaural (over-ear)
• Connectivity: wireless Bluetooth
• Wireless range: up to 10 m (approximate)
• Wearing style: head-band
• Weight: 0.481 kg
• Product colour: black and gold
• Microphone: built-in

How to use

Charge the headset as instructed by the manufacturer, then enable Bluetooth on your source device and pair with the headset. Position the circumaural ear cups over your ears and adjust the head-band for a secure, comfortable fit. Use the built-in microphone for calls and control playback or call functions with the headset controls on the ear cups. Keep the device within the typical wireless range (up to 10 metres) for stable audio and call quality.

Recommendations

For best results, fit the ear cups so they fully enclose the ears to maximize comfort and passive noise isolation. Maintain a moderate distance from sources of wireless interference and follow the manufacturer’s charging and storage guidelines to preserve battery life and product condition.