TiVo C00270 Roamio Replacement Remote with Radio Frequency Award-winning peanut shape in a more compact size & with new "back" button for use in apps Remote finder button on TiVo Roamio Plus or Pro has the remote play a TiVo jingle so user can easily find it IR/RF signal removes line-of-sight requirements-ideal for in-cabinet setups Compatible with all TiVo Roamio DVRs,all TiVo Premieres,TiVo Series3, TiVo HD & HD XL,Series2 DVRs from TiVo, Humax & AT&T Broadband & Philips or Hughes digital video recorders including the DIRECTV DVR with TiVo service requires 2 AA Batteries (not included)