F57 Smartwatch with 1.91-inch IPS LCD Display and Bluetooth Calling

Product Name: F57 Smartwatch

Product Overview:
The F57 is a fourth-generation smartwatch built around a large 1.91-inch IPS LCD square display (286 x 340, sRGB high colour gamut) with full-touch control and a rotating encoder. Powered by the JL7013A chip with Bluetooth 5.3, it handles Bluetooth calls, voice assistant, heart rate, blood oxygen, blood pressure, body temperature and sleep tracking, plus 50 sport modes — all synced to the H Band app. A 200mAh battery delivers 6 days of heavy use and 10 days of light use, with IP67 waterproofing for everyday wear.

Core Specifications:
• 1.91-inch square IPS LCD display, 286 x 340, sRGB high colour gamut, full touch + rotating encoder
• Bluetooth 5.3 with Bluetooth calling and voice assistant
• Heart rate monitoring (EM7128 sensor), blood oxygen, blood pressure, body temperature monitoring
• Sleep monitoring with heart rate alarm reminders
• 50 sport modes — running, walking, cycling, climbing, ball sports, yoga and more
• Step counting, distance, calories; music playback control; remote camera
• Weather display, women’s health tracking, sedentary reminders, call/message/alarm reminders
• 5 dial options: 3 default + 1 market dial + 1 custom dial
• IP67 waterproof
• 200mAh polymer lithium-ion battery — 6 days heavy use, 10 days light use, 25 days standby; magnetic charging, about 2 hours
• Chip: JL7013A + 64M flash; G-sensor KXTJ3-1057
• App: H Band (iOS 9.0+ / Android 4.4+); 9 watch dial languages, message push covering 150 countries
• Strap: silicone standard; Milan, canvas or imitation leather optional
• Colours: vermilion, gold
• Size: 43.86 x 38.16 x 10.8mm; weight: 33.2g (head), 51.5g complete

Strategic Selling Points:
① Big square display at an entry price — 1.91-inch IPS with sRGB colour, the look buyers expect from far pricier watches.
② 50 sport modes — one of the widest mode lists in its class, covering team sports, outdoor and indoor training.
③ 10-day light-use battery — a week-plus between charges, a strong retail talking point.
④ Bluetooth 5.3 calling — calls and voice assistant on the wrist, with H Band app support in 19 languages.

Why Source via HnThai:
• Direct-from-factory wholesale pricing from Huaqiangbei, Shenzhen
• Full quality inspection before shipping — every unit checked
• Private label, custom logo and packaging available on request