UTStarcom Standard Li-Ion Battery - BTR5700B

Lithium Ion (Li-Ion) batteries provide superior talk and standby times. They can also be recharged at any time without losing performance. Use as a replacement or extra battery for emergencies. Offers up to 300 minutes talk time and 300 hours standby time. UTStarcom Standard Li-Ion Battery - BTR5700B also includes:Recharge at any time without losing performanceConvenient replacement or extra battery for emergenciesUp to 300 minutes talk time and 300 hours standby time