{"product_id":"grove-blueseeed-dual-model-hm13-discontinued","title":"Grove - Blueseeed - Dual model (HM13) [Discontinued]","description":"\u003cp\u003e\u003cspan\u003eGrove - Blueseeed LE - Dual model (HM13) v1.0 uses CSR dual-mode Bluetooth chip,with the ARM architecture single chip which supports AT instructions, Users can develop flexibly according to the serial baud rate, equipment name, pairing password.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eBT Version: Bluetooth Specification V4.0 \u0026amp; BLE\u003c\/li\u003e\n\u003cli\u003eUART send and receive max bytes is 512\u003c\/li\u003e\n\u003cli\u003eOther device to module in SPP mode: 90 Bytes per packet\u003c\/li\u003e\n\u003cli\u003eOther device to module in BLE mode: 20 Bytes per packet\u003c\/li\u003e\n\u003cli\u003eTwo data transmission mode, balance mode and high-speed mode\u003c\/li\u003e\n\u003cli\u003eWorking frequency: 2.4GHz ISM band\u003c\/li\u003e\n\u003cli\u003eModulation method: GFSK(Gaussian Frequency Shift Keying)\u003c\/li\u003e\n\u003cli\u003eRF Power: -23dbm, -6dbm, 0dbm, 6dbm.\u003c\/li\u003e\n\u003cli\u003eSpeed: Asynchronous: 3K Bytes\u003c\/li\u003e\n\u003cli\u003eSynchronous: 3K Bytes\u003c\/li\u003e\n\u003cli\u003eSecurity: Authentication and encryption\u003c\/li\u003e\n\u003cli\u003eService: Slave SPP, Peripheral BLE, UUID FFE0,FFE1\u003c\/li\u003e\n\u003cli\u003ePower: +3.3\/+5.0VDC 50mA\u003c\/li\u003e\n\u003cli\u003eLong range: SPP 30 meters, BLE 60 meters\u003c\/li\u003e\n\u003cli\u003ePower: SPP 13.5mA, BLE 9.5mA\u003c\/li\u003e\n\u003cli\u003eWorking temperature:–5 ~ +65 Centigrade\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eProduct number: Seeed 113020009\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eK2: During connected status,It would be disconnected by pressing K2 more than 100ms.During sleeping model,It could be restored through pressing K2 factory settings.\u003c\/li\u003e\n\u003cli\u003eU1: U1 is the wireless module,It includes automatic power on reset circuit.\u003c\/li\u003e\n\u003cli\u003eD1: The led display two work models: sleeping whit It slowly flashing;connected status whit It continuously lighting.\u003c\/li\u003e\n\u003cli\u003eJ1: The standard Grove connector.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eResources\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eProduct Wiki\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Seeed","offers":[{"title":"Default Title","offer_id":46375178305593,"sku":"wzk1787257982601","price":4.72,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0795\/9176\/8121\/files\/grove---blueseeed---dual-model-hm13-discontinued_1.jpg?v=1787257991","url":"https:\/\/myoutfitstore.shop\/products\/grove-blueseeed-dual-model-hm13-discontinued","provider":"My Store","version":"1.0","type":"link"}