The charger is a well thought out device that can charge both batteries at once.6 of 8 people found the following review helpful: Discount couponsGet 12.5% Off the Air-Fi??? Metro2 AF72Save 12.5% on the AF72 and listen to your favourite tunes and even take calls wirelessly!CODE: 12AF725%Get 2 of the mini but mighty Matrix QUBE Universal Rechargeable Aluminum Speakers for ???20!Get 2 of the mini bu