The NIPELL A66 earbuds come with specs such as Bluetooth 5.2 with support for the HSP/HFP/A2DP/AVRCP profiles, about 6 to 8 hours of battery life on a single charge, SBC and AAC audio codec support, the IPX5 dust and sweat-proof certification, a working connection range of 10 meters, and much more. Learn how to use these earbuds using this NIPELL A66 manual!. A66 Wireless Earbuds Review - Short words . A66 Wireless Earbuds Review: They have an outstanding battery and can be used as a power bank in an emergency case. Bluetooth 5.2 offers stable connectivity. Built-in microphone lets you hands-free calls with decent call quality. Unfortunately, there is no ANC and in-ear detection.
I have a pair of Bluetooth earbuds (huizhou lixufa a66) and I've only had them for around 2 months. They were working fine up until yesterday. For whatever reason, only one headphone can connect to Bluetooth at a time. I'll connect one (ex: Left), and the other one (Right) won't connect despite being fully charged.. Wireless Earbuds User manual details for FCC ID 2A9RJ-A66 made by Huizhou Lixufa Technology Co., Ltd.. Document Includes User Manual A66221014.