Synergy Digital Wireless Headset Battery, Works with GN GN9330 Wireless Headset, (Li-Pol, 3.7V, 180mAh) Ultra High Capacity, Compatible with GN 1S1P051730PCM Battery - Walmart.com
GN Netcom Headband for GN9330 GN9350 & Mitel 5330 5340 5360 Wireless Headset NEW | eBay
User manual Jabra GN9330 (English - 7 pages)
Jabra GN9330 USB 9337-509-101 Data Sheet - Page 1 of 2 | Manualsbrain.com