Not only can you connect to more devices, but having it is a nice safety net if you forget the USB dongle. Bluetooth adds a lot of versatility, though. The 2.4GHz RF kind is generally the better connection type, especially if you’re planning on connecting to one, stationary PC. On the plus side, though, devices with Bluetooth support can connect to phones, tablets, and other devices without a USB port. Bluetooth also tends to drain a keyboard’s battery faster. These issues do resolve themselves, and can often be fixed simply by re-establishing the connection if they don’t, but they can be an annoyance. However, these are the exception, not the rule.īluetooth connections are reliable, but slightly more prone to lag and/or momentary connection loss, especially when you have many Bluetooth connections going on in one place (such as an office or a coffee shop). Models that support a more forgiving RF dongle, like the ones with Logitech's Unifying technology, can work using a replacement dongle or another device's dongle. The dongles are often keyed to the specific keyboard you own, so losing one can mean the keyboard is out of commission for good. Some keyboards have a storage slot for their dongles, which is great, but it's still a tiny part you need to keep track of. And because a USB dongle is an extra part, you can lose it if you often swap it between systems or carry your keyboard around. No desktop or laptop has built-in support for these keyboards you need that USB dongle. In modern keyboards, 2.4GHz RF offers a stable connection and, at times, a near-imperceptible amount of typing lag. Each connection type offers distinct advantages and disadvantages. The latter connects to your device via a USB dongle Bluetooth models assume your host computer supports Bluetooth, or you have your own Bluetooth dongle.

Wireless keyboards (and wireless mice, too) use two primary technologies to connect to devices: Bluetooth, or a 2.4GHz radio-frequency (RF) connection. Best Hosted Endpoint Protection and Security Softwareīluetooth? RF? There’s More Than One Way to Wireless.

Wireless keyboard for mac reviews