smavco Bundle 308-10004-01, W-8 Extended Battery for Netgear BoostMibile AT&T AC779S, AirCard 779S, AirCard 779S 4G, NTGR779ABB Plus Short Flat Micro USB Cable, 2400mAh Volts: 3.7V Type: Li-ion Capacity: 2400mAh/8.88Wh Dimension: 77.45 x 54.24 x 6.30mm Compatible Part no.: 308-10004-01, W-8 Compatible Models: Netgear BoostMibile AT&T AC779S, AirCard 779S, AirCard 779S 4G, NTGR779ABB 2 new from 19.99