Sennheiser BA2015 Rechargeable Battery Pack for Bodypacks and Portable Receivers

Specification:

Type: Ni-MH        

Voltage: 2*1.2V          

Capacity: 1600mAh

Weight 48g 

Dimensions: 51.3x 27.9 x 15.2mm.

Color: Black

This Headphone Battery can replace the following part numbers:

SENNHEISER

BA2015, BA2015G2,9905

This Headphone Battery is also compatible with the following models

SENNHEISER G2/G3 Transmitter

and more models.