F3288 B跟 F3287 B如何设置操作指引 张源

The watch: Features: RF wireless technology Fashionable watch design Dot matrix LCD screen Up to 999 channels Call button data pin support for custom Single or list display mode Accurate time display Vibration, Buzzer prompt Lowpower indication Builtin removable rechargeable battery Can show Pay, Order, Call when call button calling The Button: Specification: Small, low current draw RF frequency: 433MHz Modulation mode: ASK (AM) Working chip: learning code Power: 12V23A battery (included) Emission distance: 500 meters (outside) Working temperature: 20 Celsius to 55 Celsius Size: 66 x 66 x 27mm, 2. 6 x 2. 6 x 1 in Weight: 47g, 1. 7oz Has sticker, can be fixed on the table One key: Call