美国采购需求：电话亭、办公室隔间、隔音亭、隔音亭、会议隔间、录音棚

I'm reaching out to get more detailed information regarding the availability of your products. Specifically, I'm interested in understanding the current stock levels, lead times for orders, and any potential variations in supply due to recent market conditions. Also, if there are any upcoming releases or changes in inventory that I should be aware of, please let me know. This info is crucial for me to plan accordingly and ensure a smooth purchasing process. Looking forward to your prompt response!