Below are the available bulk discount rates for each individual item when you purchase a certain amount
Buy 5 - 1,000
and get $3.00 off
The Plantronics Spare Battery for CS540 does not comes with a warranty as is it considered an "accessory" item by Plantronics.
Global Teck Offers a 30 day satisfaction guarantee on all Plantronics products including the Plantronics Spare Battery for CS540 headset, 86180-01