{"product_id":"emlid-reach-rs4","title":"Emlid Reach RS4 – All-Band RTK GNSS Receiver with Tilt Compensation","description":"\u003cp\u003eThe Emlid Reach RS4 is an all-band, multi-constellation RTK GNSS receiver with advanced tilt compensation. Built for land surveyors, construction contractors, drone operators, and precision ag professionals who need centimeter-level accuracy in demanding field conditions — without the $20,000+ price tag of traditional survey-grade receivers.\u003c\/p\u003e\n\u003cp\u003eKey features:\u003c\/p\u003e\n\u003cp\u003e- All-band, all-constellation GNSS tracking (GPS, GLONASS, Galileo, \u003cbr\u003e  BeiDou, QZSS, NavIC) including L5 and L6 frequencies for superior \u003cbr\u003e  multipath rejection under canopy and in urban environments\u003cbr\u003e- 672 channels with ~5-second convergence for fast RTK fixes\u003cbr\u003e- Advanced tilt compensation — 18 mm precision at 30° pole tilt, no angle limit, factory-calibrated, immune to magnetic interference\u003cbr\u003e- Works as base, rover, or network rover with NTRIP, UHF radio \u003cbr\u003e  (450 MHz, 2W two-way), or LoRa radio (915 MHz, 1W, license-free \u003cbr\u003e  in North America)\u003cbr\u003e- Built-in LTE modem with nano-SIM slot for standalone network rover \u003cbr\u003e  operation against CORS, VRS, and commercial correction services\u003cbr\u003e- IP68 waterproof and dustproof, aerospace-grade magnesium alloy \u003cbr\u003e  construction\u003cbr\u003e- 16-hour battery life as RTK rover with tilt compensation active\u003cbr\u003e- Operating range -40°C to +65°C\u003cbr\u003e- RTK accuracy: H: 7 mm + 1 ppm, V: 14 mm + 1 ppm\u003cbr\u003e- PPK accuracy: H: 5 mm + 0.5 ppm, V: 10 mm + 1 ppm\u003cbr\u003e- Free Emlid Flow data collector app for iOS and Android\u003cbr\u003e- Compatible with Esri ArcGIS Field Maps, QField, Survey123, and \u003cbr\u003e  third-party apps via Bluetooth NMEA output\u003c\/p\u003e\n\u003cp\u003eIn the box: Reach RS4 receiver, carrying case, USB Type-C cable, \u003cbr\u003eLoRa antenna (860-930 MHz), UHF antenna (410-470 MHz).\u003c\/p\u003e\n\u003cp\u003eThe RS4 shares the same GNSS engine and tilt compensation as the \u003cbr\u003eReach RS4 Pro — the RS4 Pro adds dual Full HD cameras for augmented \u003cbr\u003ereality stakeout and image-based measurement. If those visual \u003cbr\u003eworkflows aren't part of your surveying process, the RS4 delivers \u003cbr\u003eidentical positioning performance at a lower price.\u003c\/p\u003e\n\u003cp\u003eShips from our Manitoba (Canada) or North Dakota (USA) warehouse — \u003cbr\u003eno customs brokerage fees, no surprise tariffs, no waiting weeks \u003cbr\u003efor international shipments. Base \u0026amp; Rover is an authorized Emlid \u003cbr\u003edealer with full North American warranty support. If something goes \u003cbr\u003ewrong, deal with us — not a support queue overseas.\u003c\/p\u003e\n\u003cp\u003eHave questions before you buy? Call 1-833-N-PLAINS  — you'll reach someone who uses these receivers daily.\u003c\/p\u003e","brand":"Emlid","offers":[{"title":"Default Title","offer_id":46854815187113,"sku":"reach-rs4","price":3899.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/8582\/8777\/files\/RS4RENDERS04.643_1200x_e63f32ad-cc63-42be-b80f-eb2ca400cfd9.webp?v=1772754652","url":"https:\/\/baseandrover.com\/products\/emlid-reach-rs4","provider":"Base and Rover by Northern Plains","version":"1.0","type":"link"}