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| Brand | Koss |
| Model | BT540i |
| Title | Koss BT540i |
| Warranty | 1 Year |
| Type | Wireless |
| Design | Over ear |
| Open or closed back | Closed Back |
| Fit | Over the head |
| Impedance | 38 Ohms |
| Sensitivity | 100 dB/mw |
| Max frequency response | 25000 Hz |
| Min frequency response | 10 Hz |
| Driver type | Dynamic Driver |
| Cable length | 1.4 Meter |
| Carrying Case Type | Proactive Carrying Case |
| Colour(s) | Black |
| Noise cancellation | Yes |
| Noise reduction | Yes |
| Noise isolation | Yes |
| Detachable cable | Yes |
| Echo reduction | Yes |
| LED headphones | Yes |
| Tangle free | Yes |
| Call control | Answer, End |
| Music control | Volume Up, Down, Play, Pause, Previous, Next |
| Connector |
3.5 mm stereo Bluetooth MicroUSB |
| Bluetooth audio codec |
A2DP AVRCP HFP HSP |
| Bluetooth features | Auto Pairing, Media Remote, Multipoint connectivity |
| Multipoint Bluetooth Pairing | Yes |
| Microphone | Yes |
| Charging type | USB |
| Compatible Models | Media player, Mobile Phone, Tablet |
