Exhibit 10

Amended and Restated Joint Filing Agreement

The undersigned hereby agree that a single Schedule 13D (or any amendment thereto) relating to the ordinary shares of Protection One, Inc. shall be filed on behalf of each of the undersigned and that this Agreement shall be filed as an exhibit to such Schedule 13D.

Dated:  May 6, 2008

POI ACQUISITION, L.L.C.
By:	/s/ Steven Rattner
	Name: Steven Rattner
	Title: Manager
QUADRANGLE CAPITAL PARTNERS LP
By:	Quadrangle GP Investors LP,
	its General Partner
	By:	Quadrangle GP Investors LLC,
		its General Partner
			By:			/s/ Steven Rattner
						Name: Steven Rattner
						Title: Managing Member
QUADRANGLE SELECT PARTNERS LP
By:	Quadrangle GP Investors LP,
	its General Partner
	By:	Quadrangle GP Investors LLC,
		its General Partner
				By:			/s/ Steven Rattner
							Name: Steven Rattner
							Title: Managing Member
QUADRANGLE CAPITAL PARTNERS-A LP
By:	Quadrangle GP Investors LP,
	its General Partner
	By:	Quadrangle GP Investors LLC,
		its General Partner
					By:		/s/ Steven Rattner
							Name: Steven Rattner
							Title: Managing Member

QUADRANGLE GP INVESTORS LP
By:			Quadrangle GP Investors LLC,
			its General Partner
		By:		/s/ Steven Rattner
				Name: Steven Rattner
				Title: Managing Member
QUADRANGLE GP INVESTORS LLC
By:	/s/ Steven Rattner
	Name: Steven Rattner
	Title: Managing Member