Meters OV-1-B-C Over-Ear Wireless Headphones with Active Noise Cancellation The Meters OV-1-B-C (OV-1-B Connect) are closed-back over-ear wireless headphones with active noise cancellation, Bluetooth 5.0, and signature working VU meters on each earcup. They feature 40 mm dynamic drivers, Qualcomm aptX HD support, an estimated 82-83% background noise reduction, 20 Hz-20 kHz frequency response, built-in mic and tap controls, a 5‑band parametric EQ via the Meters Connect app, and up to about 16 hou