Ultrasound sensing

White Balance: 2000K-10000K

Amplifier Channels:2ch(L+R)

Power Requirement: 2 AA batteries

Covered in high-security plastic

Garmin Fenix 8 47mm Smartwatch, Slate Gray w/ Black Silicone Band + Accessories Bundle The Comfy Ultrasound sensingGarmin fnix 8 47 mm, AMOLED Product Feature: RUGGED BY DESIGN Built to endure, this premium design is dive rated and features leakproof buttons, a metal sensor guard cover and bright 1. 4 AMOLED display with options for a scratch resistant lens and titanium bezel. Its tested to U. S. military standards for thermal, shock and water resistance. BUILT IN SPEAKER AND MICROPHONE Make and take phone calls from your watch when its paired to your smartphone.