hm... my beotime seems to work fine with the beosound 4000 and 9000 from about 5 meters away through two layers of glass. perhaps you can try using stronger batteries?
BS1 x 2, BS 3, BS4, BS2000 x 3, BS2300, BS4000, BS9000, BL4, BL 4000 x 2, BL8000 x 2, BL2500 x 2, BL2000, Beocom 2, Beocom 6000 x 4, Beocom 1401 x 4, Beocom 1600 x 2, Beocom 2500 x 4, Beotalk 1200, A9 Keyring, Beo4 x 8, Beotime, Bottle Opener
2011 Wish List: BL3500, BL6000, BL5, BL9, active link, BS5, Beo5