Came Waero Intercom Duplex Wireless 9 Person

Features:

• The hub features 1 slave module and 2 main modules. The slave module will connect with main headset and each main module can connect to 3 slave headsets. The hub will use one slave position from the main headset allowing an additional 6 slaves. (See the above image)
• The connection from the main head set is done via a 3.5mm headphone socket in the hub
• Micro USB 5V input/charging (you can use portable power supply)
• 2 battery plates, you can use (not included) 1 pcs NB-6lL battery (8-10 hours) or 2 pcs NB-6L battery (15-18 hours)
• Removable clamp on the back along with a 1/4"-20 hole