This attestation letter from Fanvil Technology Co., Ltd. confirms the wireless capabilities of their J660 and V66 IP Phone models for use in America. The document specifies that the devices support BDR (GFSK), EDR (π/4-DQPSK, 8DPSK), BLE 1M/2M, 2.4G Wi-Fi (2412-2462MHz, 802.11 b/g/n20/n40/ax20/ax40 modes), and 5G Wi-Fi (5150-5250MHz, 5725-5850MHz, 802.11 a/n20/n40/ac20/ac40/ac80/ax20/ax40/ax80 modes).
The letter also states that other functions, bands, and modes have been disabled by the manufacturer in the software. Specifically, for 802.11ax mode, the devices only support full RU configuration, with partial RU disabled via software, preventing end-user activation. This attestation is intended for the Federal Communications Commissions (FCC) to demonstrate compliance with regulations.
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