The DirecTv RC65RX Satellite Remote Control is compatible with Satellite Receiver models:Samsung HR20, DirecTv HR21,
Specifications
Model: RC65RX Part Number: RC65RX Catalogue No.: 78636
Battery Required : AA Battery 2 pack
Guaranteed Compatible Universal
:Anderic RRU401, Use code: 5,281,528,252,835,280,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000 (click here for programming instructions) Dimensions: 2.00 x 6.00 x 1.00 (W x L x D, inches)