Your search for "isr4331" revealed the following:
NEW Cisco ISR4331-AXV/K9 ISR 4331 Application Experience Router w/ PVDM4-32
SKU: NSN-6625
Condition: New
Shipping: Overnight Options
Warranty: 365 days
$ 411.99
• Only 2 remaining
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Cisco ISR4331/K9 Integrated Services 4331 Router (No Clock Issue)
SKU: NSH-4443
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 157.99
• Only 2 remaining
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Cisco ISR4331-V/K9 ISR 4331 Router w/ PVDM4-32
SKU: NSH-6049
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 158.99
• Only 2 remaining
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NEW Cisco ISR4331-AX/K9 ISR 4331 Application Experience Router
SKU: NSN-6425
Condition: New
Shipping: Overnight Options
Warranty: 365 days
$ 412.99
• Only 2 remaining
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Cisco ISR4331-AXV/K9 ISR 4331 Application Experience Router w/ PVDM4-32
SKU: NSH-8983
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 245.99
• Only 2 remaining
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Cisco ISR4331-SEC/K9 ISR 4331 Security Router (No Clock Issue)
SKU: NSH-5326
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 184.99
• Only 2 remaining
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Cisco ISR4331-VSEC/K9 Integrated Services 4331 Voice-SEC Router
SKU: NSH-6073
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 245.99
• Only 2 remaining
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NEW Cisco ISR4331-VSEC/K9 Integrated Services 4331 Voice-SEC Router
SKU: NSN-2609
Condition: New
Shipping: Overnight Options
Warranty: 365 days
$ 4,013.99
• Only 1 remaining
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NEW Cisco ISR4331-SEC/K9 ISR 4331 Security Router (No Clock Issue)
SKU: NSN-2693
Condition: New
Shipping: Overnight Options
Warranty: 365 days
$ 349.99
• Only 2 remaining
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Cisco ISR4331-AX/K9 ISR 4331 Application Experience Router
SKU: NSH-6255
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days