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5.15 inch Android 7.0 Kirin 960 Octa Core 2.4GHz 4GB RAM 64GB ROM 12.0MP + 20.0MP Dual Rear Cameras Touch Sensor
Aliexpress
There’re some similar (or not) items on Aliexpress
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Latest coupon and price update (UTC):
Price history and price alert
Price history (for all/most countries) for Huawei Honor 9 4/64GB Gray is here.
Price records source(s): Gearbest
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You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).