Original Huawei TalkBand B7 Smart Bracelet, 1.53 inch Screen, Support Bluetooth Call / Heart Rate / Blood Oxygen / Sleep Monitoring Color:Grey Auto/Manual power off

Auto/Manual power off

durable and practical to use

Demo code: FreeRTOS + Raspberry Pi OS

With cold shoe base on the front of grip

Original Huawei TalkBand B7 Smart Bracelet, 1.53 inch Screen, Support Bluetooth Call / Heart Rate / Blood Oxygen / Sleep Monitoring Color:Grey Auto/Manual power offFeatures 1. 1. 53 inch AMOLED 3D curved flexible screen, 326PPI density 460x188 pixel, reaching a "retina" level resolution. The displayed text information and image are clearer, and the high PPI can bring more information on the same display area, providing a clearer effect. 2. Equipped with a built in mic and a speaker. There is dual mic noise cancellation and a 3A noise cancellation algorithm for clear calls. 3. Rugged design style with a stainless