The first is the Wi-Fi-only Lenovo IdeaTab A2109, which has a 9-inch LED touch screen with a 1,280x800-pixel resolution and 16:10 aspect ratio.
It's powered by a Nvidia Tegra 3 1.2GHz quad-core processor, and includes 8GB of internal storage that can be expanded up to 16GB with a microSD card slot.
The device is equipped with 1GB of memory, a Micro-HDMI port, Bluetooth 3.0 capabilities, a 3-megapixel rear-facing camera that can record 720p video, and a 1.3-megapixel front-facing camera.
The A2109 has a reported 8-hour battery life and weighs about 1.3 pounds.
The other is the 7-inch Lenovo IdeaTab A2107. Its touch screen has a 1,024x600-pixel resolution with 350 nits of brightness.
Weighing 0.9 pound, it houses a Cortex A9 1.0GHz CPU, a 2-megapixel rear-facing camera, and a 0.3-megapixel front-facing camera.
Unlike the A2109, the A2107 includes dual SIM-card slots and is 3G-enabled.
It has a reported 10-hour battery life, Bluetooth 4.0 capabilities, and 1GB of memory.
Because IFA 2012 is still continuing, more details about the Lenovo IdeaTab tablets may be released. Until then, be sure to check in with CNET for any ongoing updates.