Onite releases an extended 3200mAh for the BlackBerry Bold 9900/9930 for only $20 at Amazon. Onite Li-ion Rechargeable Battery has high power capacity and is made to last 2-3 longer than the OEM BlackBerry Bold 99xx battery. If you are looking to extend your battery life on your Bold smartphone give this one a shot and let us know what you think! Purchase it via Amazon. This battery comes at a bargain price compared to other after market extended batteries.