Headphones SBOX HS-BT890

The SBOX HS-BT890 headphones deliver wireless audio through Bluetooth 4.1 with an over-ear design that combines portability and comfort. These headphones cover a frequency range of 18 Hz to 20 kHz and provide a sensitivity of 116±3 dB and 32 Ω impedance for clear sound reproduction. Built-in microphone, remote control and CVC 6.0 noise reduction support hands-free calls and improved voice clarity while on the move.

Advantages

The HS-BT890 offers stable Bluetooth 4.1 connectivity with a typical transmission distance up to 10 m, enabling wireless pairing with smartphones, tablets and other devices. Lightweight plastic construction and an over-ear fit provide wearable comfort for extended periods. A 250 mAh battery ensures long standby time of up to 100 hours and typical talk or music playback between 3 and 5 hours, while a full charge takes approximately 2 hours. The included remote and microphone simplify call handling and media control without reaching for the connected device.

Suitable for

• Listening to music at home or while commuting
• Hands-free calling and remote voice communication
• Portable use with smartphones and tablets within a 10 m range
• Short trips and day-to-day use where moderate battery life is sufficient

Key specifications

• Frequency response: 18 Hz – 20 kHz
• Sensitivity: 116±3 dB
• Impedance: 32 Ω
• Bluetooth version: 4.1
• Bluetooth frequency band: 2400 – 2483.5 MHz
• Wireless transmission distance: up to 10 m
• Noise reduction technology: CVC 6.0
• Battery capacity: 250 mAh
• Standby time: up to 100 hours
• Talk/music play time: approximately 3–5 hours
• Charging time: about 2 hours
• Color: Red
• Material: Plastic

How to use

Charge the headphones fully before first use using the supplied cable; charging typically takes around 2 hours. Turn on the device and enable Bluetooth pairing mode, then select "SBOX HS-BT890" from the list of available devices on your phone or tablet. Use the onboard remote to adjust volume, control playback or answer calls. For best call quality, position the built-in microphone toward your mouth and maintain line-of-sight within the recommended 10 m transmission distance.

Usage recommendations

To preserve battery life, turn off the headphones when not in use and avoid leaving them discharged for extended periods. Keep the device dry and avoid exposure to high temperatures or direct sunlight. Clean ear cushions with a soft, dry cloth and avoid using solvents. For consistent connection quality, keep paired devices’ Bluetooth firmware up to date.