Compatible Models Toshiba Regza Digital Terrestrial Television Setup No setup required, ready to use immediately Features Antibacterial treatment, Regza Link compatible, 2-way LED transmission Power AAA batteries x 2 (sold separately) Operating Distance Approximately 7m Battery Life Approximately 12 months (when using alkaline batteries) Size & Weight 54 x 232 x 20 mm, approximately 104g (excluding batteries) Price Approximately 1958 yen (tax included) at K's Denki.