Samson Concert 88 CR88XV Camera-Mount Wireless Receiver (D: 542 to 566 MHz) User Manual | 68 pages | Original mode | Also for: Concert 88 Camera Combo UHF Camera Wireless System (D: 542 to 566 MHz), Concert 88 Camera-Mount Wireless Omni Lavalier Microphone System (D: 542 to 566 MHz)