Class II Permissive Change Letter

FCC ID: WDQ-DW20345

Attestation Statements

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FCCID_4195770

March 6, 2019 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Attn: OET Dept. Ref: FCC Class II Permissive change for FCC ID: WDQ-DW20345 (Original Grant date: 08/28/2009) Applicant: Nortek Security & Control LLC Dear Examiner, This is to request a Class II permissive change for FCC ID: WDQ-DW20345, originally granted on 08/28/2009. The major changes filed under this application is: Change #1 New firmware which results in duty cycle increased from 9.6% to 13.4% (given 100ms window) due to larger packet payload. The end user cannot modify the duty cycle. Change #2 Updated pic to a family part with larger memory to accommodate the larger packet payload. No other changes have been made to this product. If you have any questions regarding this application, please feel free to contact me. Sincerely yours, Josh Hansen Engineering Manager, Regulatory & Compliance Access Control | Security & Home Automation | Health & Wellness | Home Technology 5919 Sea Otter Place, Carlsbad CA, 920108 800.421.1587  www.nortekcontrol.com


Document Created: 2019-03-06 14:57:22
Document Modified: 2019-03-06 14:57:22
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