Tender For supply of hearing aid e e - digital programmable hearing aid bte for right ear with 12 channel , digital programmable hearing aid bte for right ear with 08 channel , digital programmable hearing aid bte for leftt ear with 12 channel , digital programmable hearing aid bte for left ear with 08 channel , digital programmable hearing aid ric for right ear with 12 channel , digital programmable hearing aid ric for left ear with 12 channel