Product Change Decription Variant letter

FCC ID: 2AC7Z-ESPWROOM02

Cover Letter(s)

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FCCID_3237112

ESPRESSIF SYSTEMS (SHANGHAI) PTE LTD Product Change Description We, ESPRESSIF SYSTEMS (SHANGHAI) PTE LTD, declare on our sole responsibility that the product, Wi-Fi Internet of Things Module Type ESP-WROOM-02 , is the variant of the initial certified product, ESP-WROOM-02 SOFTWARE MODIFICATIONS: Protocol Stack changes: NO MMS/STK changes: NO JAVA changes: NO Other changes detailed: NO HARDWARE MODIFICATION: Band changes: NO Power Amplifier changes: NO Antenna changes: NO PCB Layout changes: Yes, sub board change: power port add a ESD part for the ESD protection Components on PCB changes: NO LCD changes: No Speaker changes: NO Camera changes: NO Vibrator changes: NO Bluetooth changes: NO FM changes: NO Other changes: NO MECHANICAL MODIFICATIONS: Use new metal front/back cover or keypad: NO Mechanical shell changes: NO Other changes detailed: NO ACCESSORY MODIFICATIONS: Battery changes: NO AC Adaptor changes: NO Earphone changes: NO Signature: Print name: Minjie Cai Date: 2016.12.5 Company: ESPRESSIF SYSTEMS (SHANGHAI) PTE LTD Address: Room 204, Building 2 , 690 Bibo Road, Zhangjiang Hi-tech Park Tel: 021-61649387


Document Created: 2016-12-08 15:11:18
Document Modified: 2016-12-08 15:11:18
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