The RP-HT21 delivers clear, natural-sounding mids and highs powered by 30mm drivers and neodymium magnets, ensuring you’ll hear every detail. The Extra Bass System (XBS) port magnifies low-frequency sound to give you the bass boost when watching a movie, gaming or jamming to the lastest tunes.

New (2) from$4799 & FREE Shipping. We offer easy, convenient returns with at least one free return option: no shipping charges. All returns must comply with our returns policy. Brief content visible, double tap to read full content. Sold by Priority Sales Inc and ships from Amazon Fulfillment. Sold by Zorro Sounds and ships from Amazon Fulfillment.

The RP-HT21 On-Ear Lightweight Headphones offer full-bodied sound and comfort. A wide, ergonomic headband and foam-cushioned earpads feel secure yet never intrusive, providing hours of listening comfort.

2012年7月31日 · Panasonic's very inexpensive <b>RP-HT21</b> on-ear headphones are lightweight, fairly comfortable, seem sturdy enough, and sound quite decent for their low price. The headphones have a generic...

HT21 è un multimetro digitale compatto in grado di eseguire principalmente misure di Tensione AC/DC fino a 600V e con funzioni complementari di Resistenza, Test Continuità e Prova Diodi.

程序员 - @dumplingskongjie - 我使用 PaddleDetection 框架来评估百度官方的人头检测模型，使用的数据集是 HT-21 数据集，但是结果全是 0 。 我使用的命令都是官方文档中给出的，为什么还会出现这个结果呢。

Model: DC Servo Turntable HT-21 - Hitachi Ltd.; Tokyo; Shape; Tablemodel, with any shape - general. Dimensions (WHD) 435 x 110 x 365 mm / 17.1 x 4.3 x 14.4 inch; Notes; Hitachi DC Servo Turntable Model HT-21. 2 Speed (33 and 45 rpm), Dust Cover. Cartridge: Dual magnet type Hitachi MT-35 (for U.S.A. & Canada) Moving magnet type Hitachi MT-15 ...

Buy Panasonic RP-HT21 Lightweight On-Ear Headphones featuring XBS System for Big-Sounding Bass, Open-Air, On-Ear Design, Wide Headband, Generous 4.5' Cord, Weighs Only 1.2 Ounces. Review Panasonic RP-HT21.

2012年4月23日 · I consider the RP-HT21 an amazing bargain at just around 5 US dollars. Not only they are a known brand of electronics (many consumers seem prone to trust the seemingly well-known) but also they deliver a spectacular performance, which I dare say is difficult to match at their price range and even a little bit beyond that.

CroHD 全称 Crowd of Heads Dataset，是一个可用于头部追踪任务的数据集。 该数据集由 9 个高清分辨率序列中的 11,463 帧组成，其中有超过 2,276,838 个头部和 5,230 条轨迹，并在不同的场景中进行了标注。 CroHD 中所有序列的帧速率为 25 fps，并是从一个高处视角拍摄的。 这些序列涉及拥挤的室内和室外场景，且是在不同的光线和环境条件下拍摄。 <p>CroHD 全称 Crowd of Heads Dataset，是一个可用于头部追踪任务的数据集。 该数据集由 9 个高清分辨率序列中的 …