Amazon.com: Synergy Digital Cordless Phone Battery, Works with Bang & Olufsen BeoCom M6000 MKII Cordless Phone, (Ni-MH, 3.6V, 700 mAh) Ultra High Capacity, Compatible with Bang & Olufsen 3HR-AAAU Battery : Electronics
New 3.6V 1000mAh Ni-MH Battery 3HR-AAAU 70AAAH3BMXZ for Bang & Olufsen BeoCom 1, BeoCom 6000, BeoCom M6000, BeoCom M6000 MKII _ - AliExpress Mobile
Bang & Olufson Beocomm 6000 Battery Replacement for 3HR-AAAU bbmba – BBM Battery
Amazon.com: HQRP Phone Battery Compatible with Bang & OLUFSEN BeoCom 3HR- AAAU 70AAAH3BMXZ T373 Replacement 2.4GHz Cordless Telephone : Electronics
Landline Phone Battery (2 Units) Replacement for Bang & Olufsen 3HR-AAAU - 800mAh 3.6V NiMH | 800105828
IBM 22R2717, 2763, 2778, 2782, 3HR-AAC, 42R5070, 44L0313, 5703, 5709, 5729 CS-AS2778SL - Battery World