2021May 20，The vivo TWS 2 true wireless earphones featuring "good sound quality and quiet listening" are officially released。As vivo's first true wireless headset equipped with active noise reduction，Vivo TWS 2 not only provides professional sound quality performance，And it also provides up to 40dB noise reduction depth，And support intelligent dynamic noise reduction，Let the noise reduction function of vivo TWS 2 have the intelligent performance of "automatic transmission"。Not only that，vivo TWS 2 can also provide users with a better wireless experience，such as endurance、Faster and more stable connection and smarter control, etc.，
Category: Peripheral products
Huawei FreeBuds 4 review：Finally broke through the two major problems of semi-in-ear noise reduction
華為FreeBuds 4讓自己的半開放主動降噪技術來到了2.0時代：在半入耳耳機上運用了AEM人耳自適應降噪技術、雙麥克風混合降噪兩項技術，將半入耳主動降噪技術的提升到了新的高度。華為FreeBuds 4實現了空氣感舒適佩戴；配合高解析音質、智慧連接方式、高清錄音等新興場場景下的應用，補齊TWS耳機行業生態。
雙麥克風混合降噪！華為Freebuds 4正式發布：更舒服的降噪耳機
202119 May，在華為全場景智慧生活新品發佈會上，華為帶來了華為Freebuds 4。華為FreeBuds 4搭載了全新升級的半開放主動降噪2.0技術，半入耳的設計，華為FreeBuds 4還使用了雙麥克風混合降噪，降噪深度高達25dB，華為FreeBuds 4通過低頻增強引擎與14.3mm直徑大動圈單元，使頻響範圍高達40kHz，帶來高解析音質。
Xiaomi FlipBuds Pro Xiaomi Noise Canceling Headphones Pro Review
小米FlipBuds Pro 小米降噪耳機Pro不僅帶來了小米有史以來規格最高的TWS耳機，It brings a new beginning to Xiaomi's audio field。小米FlipBuds Pro擁有當前最好的音質、noise reduction、call golden triangle。It has a noise reduction depth of up to 40dB，Basically reached the highest level of current TWS earphone noise reduction level。小米降噪耳機Pro首發高通QCC5151音頻處理器，還支持aptX Adaptive音頻解碼。
OPPO Enco Air True Wireless Headphones Review
OPPO Enco Air true wireless earphones not only follow the sleek shape of the Enco series TWS earphone charging compartment，On the basis of it, a new pattern of translucent jelly bins is played。OPPO Enco Air true wireless headset adopts 12mm composite titanium-plated diaphragm moving coil unit，Combined with the tuning of the blu-ray team，The high frequency and mid frequency performance of this headphone are quite good。
OPPO K9 super-dimensional conference four new products released together
56th，OPPO held an online K9 ultra-dimensional conference，Heavy release of OPPO K9 mobile phone、OPPO Smart TV K9、Four New OPPO Enco Air and OPPO Band Vitality Editions。in，K9 mobile phone with OPPO exclusive 65W flash charge，Combined with the HDR10+ certified smart TV K9 as a "pair-K set"。In addition, there is also the world's first high-performance OPPO Enco Air true wireless headset certified by TüV Rheinland.，And the OPPO Band Vitality Edition was released at the same time。
OPPO Enco X藍調版真無線降噪耳機評測：嚐鮮丹拿音效 Hi-Fi般的感覺
OPPO Enco X藍調版真無線降噪耳機並不是“OPPO Enco X二代”，它只是一個全新的配色版本，特殊的地方是率先嚐鮮全新固件，最早享受到不斷進化的丹拿調音所升級的兩個新增音效。此次全新固件加入了“Dynaudio淳樸悠然”和“Dynaudio溫暖輕柔”全新音效，從實際體驗來看經這兩種音效調節演繹的聲音都更趨向於Hi- Fi的聽感。
華為手環6正式發布 1.47英寸全面屏 支持全天候血氧監測
在4月8日的2021春季華為全屋智能及智慧屏旗艦新品發布會上，華為正式發布了華為手環6。與上一代相比，華為手環6顯示面積提升近1.5倍的全面屏，帶來全新手環觀感體驗；新增全天候血氧監測，支持301醫院深度合作的心臟健康研究和睡眠呼吸暫停研究，為用戶提供專業的健康管理；支持跳繩在內的跑走騎遊等96種運動模式，覆蓋日常運動場景；兩周長續航貼心守護用戶健康。
Xiaomi Mi Band 6 Review：Just a little bit more to replace a watch
到了此代的小米手環6終於乾掉了觸摸按鍵，結合全新的屏幕切割方式提升了可視面積，讓屏幕對角線長達1.56英寸的小米手環6相比較前代可視面積提升了有50%之多。保留了“米粒”同時，將分辨率為152x486的AMOED彩色顯示屏加碼到1.56英寸。小米手環6帶來的最大更新之處，就是加入了用戶呼聲較高的血氧檢測和心率監測功能。其能通過PPG傳感器檢測動脈血氧飽和度、heart rate，幫助用戶規避因為供氧不足所引起的心腦血管疾病等風險，當心臟出現異常搏動時，會進行預警。