Product DetailsFeaturesProduct Details Overview 20 Way Silent Disco Bundle With Bluetooth Transmitter & Charger QSD-3PRO Bundle with 20 Headsets 20 headset silent-disco package with QSD-3PRO headsets, a Bluetooth transmitter and a 20-way charger. The 20 Way Silent Disco Bundle includes a Bluetooth Transmitter & 20-way charger, complete package for small events or conferences. It features twenty QSD-3PRO headset receivers, a QSD-3PRO TX Bluetooth transmitter for your audio source and transmission, and the SD-CH20 charging system that powers twenty headsets at once for fast resets between sessions. Features Key Features 20-user silent-disco bundle built around QSD-3PRO headset receivers. Bluetooth transmitter included for simple audio input from your source device. SD-CH20 20-way charging solution charges up to twenty QSD-3PRO units simultaneously. Included products: 20 × QSD-3PRO headset receivers. 1 × SD-CH20 Silent Disco 20 Way Charger with power cables and USB-A to USB-C 4-way splitters. 1 × QSD-3PRO TX Bluetooth transmitter.