According to information online at NETGEAR, the modem is compatible with 4G carriers Telstra, Optus. Another site suggested TPG but I've been unable to confirm. Please check with your ISP / Carrier before purchasing.

NETGEAR LM1200 4G LTE Modem - Fast and Reliable Internet Connection for Homes with Slow or No Fixed-Line Broadband

If you're in a home with slow internet (DSL) or no fixed-line broadband (like cable or fibre), the NETGEAR LM1200 4G LTE Modem offers a fast and reliable solution, providing seamless internet access via the LTE network. With speeds of up to 150Mbps, you can enjoy smooth streaming, gaming, and browsing like never before.

Key Features:

• Fast & Reliable LTE Connection: Harness the power of the LTE network to boost your internet speeds up to 150Mbps, perfect for homes with slow or no fixed-line broadband options.
• Instant LTE Internet: Simply plug in an active Nano SIM card from your service provider to get connected immediately to the LTE network. It’s your primary internet source for both home and business use.
• Gigabit Ethernet Ports: Two Gigabit Ethernet ports (1 WAN + 1 LAN) let you directly connect devices like laptops, gaming consoles, and smart TVs for ultra-fast wired connections.
• Works with Any Wi-Fi Router or System: Connect the NETGEAR LM1200 to any Wi-Fi router or system, boosting your range and speed across all devices in your home or office.
• Always-On Internet with 4G LTE: This modem serves as a reliable backup internet source, keeping you connected even if your wireline broadband is down.

Warranty & Returns:

• Returns and exchanges are accepted within 30 days, provided the item is in its original, unused condition.
• Shipping is at the customer’s expense. We will refund the purchase price, excluding the cost of shipping. If you purchased the product with free postage, a non-refundable shipping fee of $20 will be deducted from the total amount of the order.
• The IMEI numbers on the motherboard and back of the unit are recorded. If any changes have been made to the unit, we will reject the return.
• We will provide a replacement unit for items under warranty.