The "digital" bugle is a regulation instrument that employs a cone-shaped, battery-powered digital musical device to play taps at military funerals. The device (shown below the bugle) slides snugly deep into into the bell. Photo by Gerry J. Gilmore. The "digital" bugle is a regulation instrument that employs a cone-shaped, battery-powered digital musical device to play taps at military funerals. The device (shown below the bugle) slides snugly deep into into the bell. Photo by Gerry J. Gilmore. SHARE: Download: Full Size (0.16 MB) Credit: VIRIN: 489108-O-XDU02-505.jpg Photo Gallery