Similar to MBR3450
Originally supplied with models: CMM2733HK, CMM2739EW, CMM2787S, CMM3287S, CMM3587S, CMM4663RK, CMM5269BT, EKM2869Y, MWM2573S, MWM2737HK, PV4663BT, PV4663BTM, PV4663MK, PV4663RK, PV4664BT, PV5263BT, PV5263MK, PV5263RK, PV5264RK, SM2573BT, SM2738RK, SM2739EC, SM2739TR, SM2745MK86, SM2773BT, SM2773BTM, SM2787BT, SM3287BT, SM3287BTM, SM3587BT, SM3589, SM3589BT, SM3589BT8, SMS7573BT, SMS7787BT
Battery Required : AAA Battery 2 pack
Dimensions: 2.00 x 6.00 x 1.00 (W x L x D, inches)