Amazon.com: MPF Products BA 150, BA 151, BA 152 Rechargeable Battery Replacement Compatible with Sennheiser IR and RF Wireless Headsets (Compatible Models Listed in Description Below) : Electronics
Sennheiser BA 151 rechargeable battery brand new NIMH accupack | eBay
Sennheiser BA 151 rechargeable battery brand new NIMH accupack | eBay
Wholesale BA151 for Sennheiser SET 250 SET 810 Headphone Battery From m.alibaba.com
Amazon.com: LIFH Replacement Battery for Sennheiser Set 250, Set 2500, Set 250S, Set 500, Set 50TV, Set 810, Set 810S, Set 820, Set 820s fits Sennheiser BA150, BA151, BA152, WEST-BA151(Ni-MH 60mAh /