Ultralast Hs-bqc3 Replacement Battery

&bull; 3.7V<br> &bull; Long-lasting<br> &bull; 200mAh<br> &bull; Li-Poly<br> &bull; Rechargeable battery<br> &bull; Compatible with Bose(R) 40229, Bose(R) QC3 & Bose(R) NTA2358;