KOSS / BT540i

These closed-back headphones from KOSS feature memory foam ear pads that provide a comfortable fit and excellent sound insulation. They are also Bluetooth-enabled wireless headphones.

The BT540i are Bluetooth-enabled wireless headphones that inherit the punchy lows and clear highs that are a KOSS tradition.
These headphones feature a newly developed PLX40 driver, tuned by engineers after extensive research to ensure the ""KOSS-like"" sound is not lost even when connected wirelessly via Bluetooth. They also feature the aptX codec for high-quality wireless connections.
These high-quality wireless headphones are a long-awaited dream for KOSS fans, allowing you to enjoy cable-free music both at home and on the go.

■ Equipped with the newly developed PLX40 driver, delivering KOSS sound even over Bluetooth.
■ Memory foam ear pads provide a comfortable fit and excellent sound insulation.
■ Ergonomically designed control buttons.
■ Supports the high-quality, low-latency aptX codec.
■ Built-in microphone for hands-free calling.
■ Rotating housing for compact storage.
■ Includes a semi-hard case for easy portability.

■ Bluetooth-enabled wireless headphones.
■ Type: Dynamic closed-back headphones.
■ Frequency response: 10-25,000 Hz.
■ Sensitivity: 100 dB.
■ Impedance: 38 Ω.
■ Cable: 1.4 m (straight, single-ended, detachable).
■ Plug: 3.5 mm stereo mini plug.