Product DetailsFeaturesProduct Details Overview 50 Way Silent Disco Bundle With Bluetooth Transmitter & Charger QSD-3PRO Bundle with 50 Headsets 50 headset silent-disco package with QSD-3PRO headsets, a Bluetooth transmitter and a 48-way charger. The 50 Way Silent Disco Bundle includes a Bluetooth Transmitter & 48-way charger, complete package for medium size events or conferences. It features fifty QSD-3PRO headset receivers, a QSD-3PRO TX Bluetooth transmitter for your audio source and transmission, and the SD-CH48 charging system that powers 48 headsets at once for fast resets between sessions. Features Key Features 50-user silent-disco bundle built around QSD-3PRO headset receivers. Bluetooth transmitter included for simple audio input from your source device. SD-CH48 48-way charging solution charges up to 48 QSD-3PRO units simultaneously. Included products: 50 × QSD-3PRO headset receivers. 1 × SD-CH48 Silent Disco 48 Way Charger with power cables and USB-A to USB-C 4-way splitters. 1 × QSD-3PRO TX Bluetooth transmitter.