The MEE AUDIO BTC2 is a wireless adapter cable with DC connection for M/MX series ear monitors. The BTC2 offers Bluetooth 5.0 connection, Qualcomm aptX technology, headset function and 8 hours of play time. Compatible with the MEE Professional MX PRO series (MX1 PRO, MX2 PRO, MX3 PRO, MX4 PRO) and M6 PRO in-ear monitors.