Looks to be a great deal. Gaming head set alone seems to retail higher than the price of the combo. Additional details noted below from the EB Games website:
Logitech SE LIGHTSPEED G305 Wireless Gaming Mouse + Logitech G435 Wireless Gaming Headset Combo
Play for real with pro-grade LIGHTSPEED wireless gaming gear. Ultrafast, robust connectivity and long battery life ensure the best gaming experience. G435 SE headset is dual wireless with additional Bluetooth® connectivity. Larger-than-life audio and dual beamforming mics make your games and your voice sound awesome. G305 SE mouse is equipped with HERO gaming sensor for incredible tracking precision and accuracy. Enjoy 250 hours of worry-free playtime with one AA battery.
Features:
Compatibility: G305 SE LIGHTSPEED Wireless Gaming Mouse compatible with PC, Mac; G435 SE LIGHTSPEED Wireless and Bluetooth Gaming Headset, compatible with PC, Mac, PS5, PS4, Nintendo Switch, Mobile
LIGHTSPEED wireless technology: Lag-free ultra-fast gaming experience, delivering pro-grade responsiveness and reliability
Lightweight: This headset weighs only 165 g, making it comfortable to wear all day long; paired with a lightweight computer mouse it provides high maneuverability at only 99 g
Immersive sound: This cool headset delivers carefully balanced, high-fidelity audio with 40 mm drivers; compatibility with Dolby Atmos, Tempest 3D AudioTech and Windows Sonic for a true surround sound experience
Long battery life: No need to stop the game to recharge thanks to the wireless headset's 18 h of battery life; wireless gaming mouse 250 h of continuous gameplay on just 1 AA battery
Total comfort: G435 SE fits a wide range of players but is optimized for the comfort of younger players and those with smaller heads
More sustainable: The plastic parts of G435 SE are made from a minimum 22% post-consumer recycled plastic, paper packaging comes from FSC-certified forests, G435 SE and G305 SE are certified CarbonNeutral
Average deal imo