Shure SE112 Sound-Isolating Earphones with BT1 Bluetooth Cable - Discontinued power supply The HDV 820 is a

The HDV 820 is a reference-grade solution for critical listening tasks

Aluminum finishing for anti-vibration to produce clear mid-high frequencies

It has a USB port for data transfer and battery charging

detachable 3

Astell & Kern

Shure SE112 Sound-Isolating Earphones with BT1 Bluetooth Cable - Discontinued power supply The HDV 820 is aBluetooth 4 with 30 ft (10 m) range pairs with most phones, laptops, and tablets Up to 37 dB of noise isolation seal helps to produce a deep bass response Three button remote and microphone on cable cable is fixed to earphones Hooks over the ears for a secure fit Nozzle angled for the ultimate comfort Comes with micro USB cable for charging Includes small, medium, and large ear tips Zippering carrying pouch Clothing clip stabilizes the wire for