Plantronics MHA100/ MHA-100 Audio Amplifier adapter for 2.5 mm hands-free head set audio jack triples the audio volume!Plantronics MHA100/ MHA-100 Cell-phone audio amplifier boosts audio up to a very loud 24db! It even helps many hearing impaired folks to hear far better on their compatible cell-phone or home phone! Plantronics MHA100/ MHA-100 helps overcome background noise or poor signal connections common to many working environments. Plantronics MHA100/ MHA-100 Cell-phone Amplifier is ideal for use with the Jabra molded earpieces or headsets which require more audio volume to overcome the increased air space between the transducer and the eardrum. Compatible with most cellular phones that have an 2.5 mm 2 ring 3 conductor earphone jack or audio adapter. Adjusting volume is easy using both the cell-phone and MHA100/ MHA-100 volume controls. Automatically turns on & off by voice. This saves the battery. Includes three AC675 hearing aid batteries with replacement batteries available at department stores & pharmacies. Cable is approximately 12 inches long and weighs under 3.3 ounces. Click HERE for 2.5 mm Head-set compatible cellular phones. Factory original one year warranty applies.Supported Models and Categories:Motorola C350g / C353g / C359g (GSM) cellular accessoriesMotorola E815 cell phone accessoriesMotorola T300p cell-phone accessoriesMotorola T720/ T720c/ T720g/ T720i/ T720ti/ T721 cellular accessoriesMotorola T722i Series AccessoriesT725 Series AccessoriesT730 Series AccessoriesV120 Series AccessoriesV260 series accessoriesV300 Series AccessoriesV400 Series AccessoriesV500/V551 Series AccessoriesV60 Series AccessoriesV600/V620 Series AccessoriesV60p/V65p cell-phone accessoriesV66 Series AccessoriesCDM105/ CDM7000 Series Accessories

Model: MHA100