Received: from PCH.mit.edu (18.7.21.50) by mail.efplus.com (192.168.0.8) with Microsoft SMTP Server (TLS) id 8.3.485.1; Thu, 16 Jan 2020 23:29:58 -0800 Received: from PCH.MIT.EDU (localhost.localdomain [127.0.0.1]) by PCH.mit.edu (8.14.7/8.12.8) with ESMTP id 00H7HxIC005906; Fri, 17 Jan 2020 02:20:43 -0500 Received: from outgoing-exchange-1.mit.edu (OUTGOING-EXCHANGE-1.MIT.EDU [18.9.28.15]) by PCH.mit.edu (8.14.7/8.12.8) with ESMTP id 00H7HwWb005902 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK) for ; Fri, 17 Jan 2020 02:17:58 -0500 Received: from w92exedge3.exchange.mit.edu (W92EXEDGE3.EXCHANGE.MIT.EDU [18.7.73.15]) by outgoing-exchange-1.mit.edu (8.14.7/8.12.4) with ESMTP id 00H7IM1h002037 for ; Fri, 17 Jan 2020 02:18:30 -0500 Received: from w92expo6.exchange.mit.edu (18.7.74.60) by w92exedge3.exchange.mit.edu (18.7.73.15) with Microsoft SMTP Server (TLS) id 15.0.1293.2; Fri, 17 Jan 2020 02:16:19 -0500 Received: from oc11exhyb8.exchange.mit.edu (18.9.1.113) by w92expo6.exchange.mit.edu (18.7.74.60) with Microsoft SMTP Server (TLS) id 15.0.1365.1; Fri, 17 Jan 2020 02:17:55 -0500 Received: from NAM10-DM6-obe.outbound.protection.outlook.com (104.47.58.109) by oc11exhyb8.exchange.mit.edu (18.9.1.113) with Microsoft SMTP Server (TLS) id 15.0.1395.4 via Frontend Transport; Fri, 17 Jan 2020 02:17:55 -0500 Received: from BL0PR0102CA0002.prod.exchangelabs.com (2603:10b6:207:18::15) by DM5PR0102MB3381.prod.exchangelabs.com (2603:10b6:4:9f::20) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2623.9; Fri, 17 Jan 2020 07:17:54 +0000 Received: from CO1NAM03FT053.eop-NAM03.prod.protection.outlook.com (2a01:111:f400:7e48::207) by BL0PR0102CA0002.outlook.office365.com (2603:10b6:207:18::15) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2644.18 via Frontend Transport; Fri, 17 Jan 2020 07:17:54 +0000 Received: from mail-ed1-f54.google.com (209.85.208.54) by CO1NAM03FT053.mail.protection.outlook.com (10.152.81.201) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2644.19 via Frontend Transport; Fri, 17 Jan 2020 07:17:53 +0000 Received: by mail-ed1-f54.google.com with SMTP id c26so21314478eds.8 for ; Thu, 16 Jan 2020 23:17:53 -0800 (PST) From: RussellMc To: Microcontroller discussion list - Public. Sender: "piclist-bounces@mit.edu" Date: Thu, 16 Jan 2020 23:17:14 -0800 Subject: Re: [OT]::Any thoughts on "direct import" Chinese cellphones? Thread-Topic: [OT]::Any thoughts on "direct import" Chinese cellphones? Thread-Index: AdXNB+y2pPFwyEHMQp6bN4T6Wve2vQ== Message-ID: References: List-Help: List-Subscribe: , List-Unsubscribe: , In-Reply-To: Reply-To: Microcontroller discussion list - Public. Accept-Language: en-US X-MS-Exchange-Organization-AuthAs: Anonymous X-MS-Exchange-Organization-AuthSource: TS500.efplus4.local X-MS-Has-Attach: X-Auto-Response-Suppress: All X-MS-Exchange-Organization-SenderIdResult: Pass X-MS-Exchange-Organization-PRD: mit.edu X-MS-TNEF-Correlator: received-spf: Pass (protection.outlook.com: domain of gmail.com designates 209.85.208.54 as permitted sender) receiver=protection.outlook.com; client-ip=209.85.208.54; helo=mail-ed1-f54.google.com; dkim-signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to; bh=ttc2kyyTx2dDIpjf/iYTOefqbuFoPAEuDtYDgR/UOeM=; b=TfsPwJoY9pu2/9SgHfKDArusD8jaVjaFMEt80CKeeLx829f+C9f/B/X89djauh3ijh 8W9uwJCWGluV/3heQPIUcdXBCWIeyploF0H6kB8fdsJoOLE98YgpEiRJBoowYoTnc1w4 lrK3V6n+2fMuWySR3mgyAs+QzDe/GpGOC8CfSB2W/VyuODtvSAw6p+/4LX8Ul2mbSNfJ IpfaReWN6W0u3NalXDvN1H7ftvw8uDNzmzVi4T0EgX3elAAiDXzdmZ9Q7PWbMO5pHr3p 1GiD8blwk+oNCk9HB02sq2aOYGaValaEy6dA60akdsvvpIyjiA4ARAkkg3GvtDXPS34g +Bzg== authentication-results: spf=pass (sender IP is 209.85.208.54) smtp.mailfrom=gmail.com; mit.edu; dkim=pass (signature was verified) header.d=gmail.com;mit.edu; dmarc=pass action=none header.from=gmail.com;compauth=pass reason=100 errors-to: piclist-bounces@mit.edu list-id: "Microcontroller discussion list - Public." list-post: x-beenthere: piclist@mit.edu x-mailman-version: 2.1.6 x-received: by 2002:a05:6402:797:: with SMTP id d23mr2356664edy.138.1579245471167; Thu, 16 Jan 2020 23:17:51 -0800 (PST) x-topics: [OT] x-content-filtered-by: Mailman/MimeDel 2.1.6 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 On Fri, 17 Jan 2020 at 15:12, Bob Blick wrote: > Does it support all the frequencies and protocols that you need? All the > ones I've ever seen do not really work in the US, but maybe NZ requiremen= ts > are closer to mainland China defaults. > > There are various sites that allow you to check phone and country specs yourself or that do it for you given model and country. eg Top down: https://www.gearbest.com/blog/how-to/4-steps-to-know-whether-a-phone-will-w= ork-in-your-country-1785 by country: https://www.gearbest.com/blog/how-to/country-based-mobile-phone-network-fre= quency-bands-coverage-guide-1144 _______________________ By country: https://www.gsmarena.com/network-bands.php3?sCountry=3DNew+Zealand By brand: https://www.gsmarena.com/xiaomi-phones-80.php And others. Russell --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .