SAVE $7: As of May 12, get the Acer Wireless Gaming Headset for $35.99 at Amazon, down from its usual price of $42.99. That's a discount of 16%. $35.99 at Amazon $42.99 Save $7 If you play a lot of online games , a headset is essential. You'll want to make sure you're able to answer and chat with your teammates, no matter whether you're in a co-op adventure or a deathmatch. We found one that's not only affordable, but features great sound and microphones for chatting with the folks you're playing with from Acer. As of May 12, get the Acer Wireless Gaming Headset for $35.99 at Amazon, down from its usual price of $42.99. That's $7 off and a discount of 16%. This gaming headset comes with 2.4GHz wireless connectivity for seamless, low-latency audio under 15ms. You'll get 3D stereo, precise sound field positioning, and more all in a modest package, all for under $50.…