Sennheiser BTD 600 Bluetooth USB Adapter cable with mic 5mm Silver plated copper +

5mm Silver plated copper + Alloy pure copper cable

making it easier and more pleasurable to carry around

Sensitivity: 114 dB/mW

If you want to use your own samples in your set

but leaving the housing prone to dust and It's even possible to let metal particles dragged in by magnet and ending up damaging diaphragm

Sennheiser BTD 600 Bluetooth USB Adapter cable with mic 5mm Silver plated copper +BTD 600 Bluetooth adapter Make the most of your Bluetooth headphones. Upgrade your Bluetooth with aptX codecs The BTD 600 is a Bluetooth dongle specially developed by Sennheiser audio experts to be a perfect match for our Bluetooth enabled products. Its the easy way to get the best performance your headphones can offer. Connect Bluetooth headphones to a PC or Mac the easy way Use headphone controls for calls and media Enjoy the best quality your