LG - UP875 4K Ultra HD 3D Blu-ray Player - Black - Best Buy $89.99 +Free Shipping
Similar deal was back about a month ago.
Sounds like this is similar to the UP870 (but the Best Buy version, however Amazon sells the UP875, currently $99.99 for Prime, at least for me)
Only at Best Buy
Enjoy your favorite movies with this LG Blu-ray player. It works with 4K televisions and monitors and includes Ultra HD Premium technology for crisp, sharp images, and it supports Dolby Atmos for producing room-filling surround sound.
True 4K Ultra HD Playback with HDR
Play 4K Ultra HD movies at 4x the resolution of full 1080p HD, letting you watch your favorite scenes with a level of detail and clarity like never before.
For high-definition movie playback with resolution up to 5 times greater than DVD. Watch films in stunning high-definition just like you do on the big screen.
Delivers greatly enhanced video performance of standard DVDs by upconverting their video resolution to HDTV-compliant up to 4K via the HDMI interface.
So you can experience full 3D content when you pair this Blu-ray player with a 3D HDTV.
For firmware updates only.
Include CD-R/RW, DVD±R/RW, DVD-ROM, DVD, CD, BD-R, BD-RE and BD-ROM.
Also supports AAC, MPEG1 Layer2, MP3, FLAC, LPCM, MPEG2 Layer2, MPEG-1, XviD, MKV, VC-1, AVCHD, MOV, AVC, 3GP, VOB, TS, DAT, FLV, M4V, H.265, MPEG-2 PS, MPEG-2 TS, MPEG-4 AVC and MP4 formats.
1 HDMI output
High-speed HDMI cable is the only connection that can deliver a Blu-ray experience with a full 1080p picture and digital surround sound.
For additional information please see the Specifications Tab.