The stage is flat, there are no distortions to the bottom or top. Soundproofing is passive. On aptX, the quality still feels worse than on the wire. I bought a BT receiver for a PC, with support for aptX and LL, there is almost no sound delay, 20 milliseconds maximum.
Sony XB950B1 Extra Bass Wireless Headphones: Enhanced Sound and App Control in Sleek Black Design
89 Review
🚫 Sennheiser HD-201 Lightweight Over Ear Headphones - Discontinued Model
185 Review
Black JBL T450BT On-Ear Wireless Headphones with Built-In Mic and Remote
287 Review
Enhance Your Audio Experience with Sony WH-1000XM4 Wireless Headphones and Knox Gear Mount Bundle
196 Review
Huawei Freebuds Pro MermaidTWS with Active Noise Cancellation - Silver Frost
299 Review
🎧 Huawei FreeBuds Pro Earbuds with Advanced Noise Cancellation, Bluetooth 5.2, and 3-Mic System for iOS and Android (Carbon Black)
295 Review
Upgrade Your Audio Experience with Samsung Galaxy Buds+ Plus: True Wireless Earbuds with Improved Battery and Call Quality in White, including Wireless Charging Case and Velvet Pouch.
320 Review
Upgrade Your Music Experience with XiaoMi True Wireless Earphones 2 Basic - Longer Battery Life and Superior Sound Quality (White, International Edition)
341 Review