Buyer decision support
US-3in1 / US-2P double-head wireless ultrasound scanner procurement decision notes
HQS lists two double-head wireless probe scanners that work with a smartphone, tablet or Windows PC as the screen. Both have a convex and a linear head, a Convex R60 / Linear L40 field of view, B, B/M, Color, PDI and PW display modes, 256 grey levels, image and video storage on the phone or tablet, distance, area and obstetric measurements, iOS, Android and Windows support and a 156 × 60 × 20 mm body. The US-3in1 is the higher-specification unit: 192 elements, convex 3.5/5 MHz and linear 7.5/10 MHz, depth up to 305 mm convex and 100 mm linear, 20 f/s, a built-in, replaceable 4200 mAh lithium battery for 3.5 hours and 260 g; its scanning mode also lists cardiac (phased array) scanning. The US-2P has 128 elements, convex 3.2/5 MHz and linear 7.5/10 MHz, depth 90–305 mm convex and 20–80 mm linear, 18 f/s, adjustable gain (30–105 dB), noise reduction (0–4) and dynamic range (40–110), a 2800 mAh battery for 3 hours, a waterproof design and 250 g, and comes with a carrying bag or aluminium suitcase. Choose the US-3in1 for deeper linear imaging, more elements, a faster frame rate and longer battery time; choose the US-2P if you want the waterproof body, the listed image controls and optional accessories such as a puncture guide, power bank, tablet bracket or trolley.