This battery works with all VoiceBooster/Aker 10watt model including the MR1506, MR2506, MR2601, & MR1508.
VoiceBooster/Aker Replacement battery for 10watt VoiceBooster/Aker voice amplifiers. This is for a 7.4v, 1000 mAh rechargeable Lithium Ion battery. Only one needed per voice amplifier. This battery works with all VoiceBooster/Aker 10watt model including the MR1506, MR2506, MR2601, & MR1508. Click here for replacement batteries for 12watt models and larger. Click here for replacement batteries for the MR100 model only.