Sennheiser MB Pro 1 Premium Bluetooth Mono Headphones. Sennheiser MB Pro 1 is a premium BluetoothT single-sided headset for business professionals who demand wireless communication freedom, brilliant sound quality, and exceptional wearing comfort. Advanced Audio Distribution Profile (A2DP). The item "Sennheiser MB Pro 1 Premium Bluetooth Mono Headphones" is in sale since Saturday, January 16, 2016.This item is in the category "Consumer Electronics\Portable Audio & Headphones\Headphones". The seller is "nothingbutsavings" and is located in United States. This item can be shipped to United States.